Add fixes for rubocop;

However, I disagree with the "too many lines" rule for the specs.
To "fix" we had to make extremly long lines which is not as readable.

lib/gitlab/client/runners.rb

@@ -219,11 +219,10 @@ def verify_auth_registered_runner(token)
     # @param  [String] group(required) Group ID.
     # @param  [Hash] options A customizable set of options.
     # @return <Gitlab::ObjectifiedHash> Response against runner registration
-    def create_group_runner(group, options={})
+    def create_group_runner(group, options = {})
       create_runner({ runner_type: 'group_type', group_id: group }.merge(options))
     end
 
-
     # Creates a new project runner with the new Gitlab approach (v16.0+) and returns the id/token information
     # https://docs.gitlab.com/ee/api/users.html#create-a-runner
     # You must use an access token with the create_runner scope
@@ -235,11 +234,10 @@ def create_group_runner(group, options={})
     # @param  [String] project(required) Project ID.
     # @param  [Hash] options A customizable set of options.
     # @return <Gitlab::ObjectifiedHash> Response against runner registration
-    def create_project_runner(project, options={})
+    def create_project_runner(project, options = {})
       create_runner({ runner_type: 'project_type', project_id: project }.merge(options))
     end
 
-
     # Creates a new instance runner with the new Gitlab approach (v16.0+) and returns the id/token information
     # You must be an administrator of the GitLab instance
     # You must use an access token with the create_runner scope
@@ -252,11 +250,10 @@ def create_project_runner(project, options={})
     # @param  [String] group(required) Project ID.
     # @param  [Hash] options A customizable set of options.
     # @return <Gitlab::ObjectifiedHash> Response against runner registration
-    def create_instance_runner(options={})
+    def create_instance_runner(options = {})
       create_runner({ runner_type: 'instance_type' }.merge(options))
     end
 
-
     private
 
     # Creates a runner linked to the current user.
@@ -277,7 +274,5 @@ def create_instance_runner(options={})
     def create_runner(options)
       post('/user/runners', body: options)
     end
-
-
   end
 end

spec/gitlab/client/runners_spec.rb

@@ -243,49 +243,38 @@
     end
   end
 
-
   describe 'create_runner' do
-    it "creates the correct group runner call" do
-      stub_post('/user/runners', 'create_group_runner_response.json')
-        .with(body: { runner_type: 'group_type', group_id: 12345, tag_list: ['foo','bar'], description: "desc", locked: false })
+    it 'creates the correct group runner call' do
+      stub_post('/user/runners', 'create_group_runner_response.json').with(body: { runner_type: 'group_type', group_id: 12_345, tag_list: %w[foo bar], description: 'desc', locked: false })
 
-      @runner_response = Gitlab.create_group_runner(12345, tag_list: ['foo', 'bar'], description: "desc", locked: false)
+      @runner_response = Gitlab.create_group_runner(12_345, tag_list: %w[foo bar], description: 'desc', locked: false)
 
-      expect(a_post('/user/runners')
-        .with(body: { runner_type: 'group_type', group_id: 12345, tag_list: ['foo','bar'], description: "desc", locked: false }))
-        .to have_been_made
+      expect(a_post('/user/runners').with(body: { runner_type: 'group_type', group_id: 12_345, tag_list: %w[foo bar], description: 'desc', locked: false })).to have_been_made
 
-      expect(@runner_response.to_h).to eq({"id" => 12345, "token" => "glrt-kyahzxLaj4Dc1jQf4xjX", "token_expires_at" => nil})
+      expect(@runner_response.to_h).to eq({ 'id' => 12_345, 'token' => 'glrt-kyahzxLaj4Dc1jQf4xjX', 'token_expires_at' => nil })
     end
 
-    it "creates the correct project runner call" do
-      stub_post('/user/runners', 'create_project_runner_response.json')
-        .with(body: { runner_type: 'project_type', project_id: 56789, tag_list: ['foo','bar'], paused: true, maximum_timeout: 60 })
+    it 'creates the correct project runner call' do
+      stub_post('/user/runners', 'create_project_runner_response.json').with(body: { runner_type: 'project_type', project_id: 56_789, tag_list: %w[foo bar], paused: true, maximum_timeout: 60 })
 
-      @runner_response = Gitlab.create_project_runner(56789, tag_list: ['foo', 'bar'], paused: true, maximum_timeout: 60)
+      @runner_response = Gitlab.create_project_runner(56_789, tag_list: %w[foo bar], paused: true, maximum_timeout: 60)
 
-      expect(a_post('/user/runners')
-        .with(body: { runner_type: 'project_type', project_id: 56789, tag_list: ['foo','bar'], paused: true, maximum_timeout: 60 }))
-        .to have_been_made
+      expect(a_post('/user/runners').with(body: { runner_type: 'project_type', project_id: 56_789, tag_list: %w[foo bar], paused: true, maximum_timeout: 60 })).to have_been_made
 
-      expect(@runner_response.to_h).to eq({"id" => 56789, "token" => "glrt-kyahzxLaj4Dc1jQf4xjX", "token_expires_at" => nil})
+      expect(@runner_response.to_h).to eq({ 'id' => 56_789, 'token' => 'glrt-kyahzxLaj4Dc1jQf4xjX', 'token_expires_at' => nil })
     end
 
-    it "creates the correct instance runner call" do
-      stub_post('/user/runners', 'create_instance_runner_response.json')
-        .with(body: { runner_type: 'instance_type', tag_list: ['foo','bar'], maintenance_note: "note", run_untagged: false, access_level: "ref_protected" })
+    it 'creates the correct instance runner call' do
+      stub_post('/user/runners', 'create_instance_runner_response.json').with(body: { runner_type: 'instance_type', tag_list: %w[foo bar], maintenance_note: 'note', run_untagged: false, access_level: 'ref_protected' })
 
-      @runner_response = Gitlab.create_instance_runner(tag_list: ['foo', 'bar'], maintenance_note: "note", run_untagged: false, access_level: "ref_protected")
+      @runner_response = Gitlab.create_instance_runner(tag_list: %w[foo bar], maintenance_note: 'note', run_untagged: false, access_level: 'ref_protected')
 
-      expect(a_post('/user/runners')
-        .with(body: { runner_type: 'instance_type', tag_list: ['foo','bar'], maintenance_note: "note", run_untagged: false, access_level: "ref_protected" }))
-        .to have_been_made
+      expect(a_post('/user/runners').with(body: { runner_type: 'instance_type', tag_list: %w[foo bar], maintenance_note: 'note', run_untagged: false, access_level: 'ref_protected' })).to have_been_made
 
-      expect(@runner_response.to_h).to eq({"id" => 9171, "token" => "glrt-kyahzxLaj4Dc1jQf4xjX", "token_expires_at" => nil})
+      expect(@runner_response.to_h).to eq({ 'id' => 9171, 'token' => 'glrt-kyahzxLaj4Dc1jQf4xjX', 'token_expires_at' => nil })
     end
   end
 
-
   describe '.delete_registered_runner' do
     before do
       stub_delete('/runners', 'empty').with(body: { token: '6337ff461c94fd3fa32ba3b1ff4125' })