Merge pull request #838 from mantidproject/837_update_ubuntu_for_work…

…flows

Updated Ubuntu version to 20.04 in GitHub workflows

.github/workflows/deploy_conda.yml

@@ -6,7 +6,7 @@ on:
 
 jobs:
   build_conda_and_upload:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     defaults:
       run:
         shell: bash -l {0}

.github/workflows/deploy_conda_nightly.yml

@@ -9,7 +9,7 @@ on:
 
 jobs:
   build_conda_and_upload:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     defaults:
       run:
         shell: bash -l {0}

.github/workflows/online_doc_update.yml

@@ -7,7 +7,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
     - name: Checkout
       uses: actions/checkout@v2

.github/workflows/unit_tests.yml

@@ -4,7 +4,7 @@ on: push
 
 jobs:
   test:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     defaults:
       run:
         shell: bash -l {0}

.github/workflows/unit_tests_nighly.yml

@@ -6,7 +6,7 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     defaults:
       run:
         shell: bash -l {0}