fix(vault provider tests): Minor fixes

Signed-off-by: Bence Csati <[email protected]>

provider/vault/config_test.go

@@ -1,3 +1,17 @@
+// Copyright © 2023 Bank-Vaults Maintainers
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package vault
 
 import (

provider/vault/vault_test.go

@@ -1,3 +1,17 @@
+// Copyright © 2023 Bank-Vaults Maintainers
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package vault
 
 import (
@@ -57,8 +71,6 @@ func TestNewProvider(t *testing.T) {
 			assert.Equal(t, ttp.wantErr, err != nil, "Unexpected error status")
 			assert.Equal(t, ttp.wantType, provider != nil, "Unexpected provider type")
 		})
-
-		buf.Truncate(0)
 	}
 
 }