.github/workflows/test.yml in billomat-0.4.1 vs .github/workflows/test.yml in billomat-1.0.0

@@ -11,25 +11,25 @@
   cancel-in-progress: true
 
 jobs:
   test:
     name: 'Test the gem (Ruby ${{ matrix.ruby }})'
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 5
     strategy:
       fail-fast: false
       matrix:
-        ruby: [2.3, 2.4, 2.5, 2.6]
+        ruby: ['2.5', '2.7']
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install the correct Ruby version
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
-          rubygems: latest
+          rubygems: '3.3.26'
 
       - name: Prepare the virtual environment
         uses: hausgold/actions/ci@master
         with:
           clone_token: '${{ secrets.CLONE_TOKEN }}'
@@ -42,10 +42,10 @@
       - name: Upload the code coverage report
         run: coverage
 
   trigger-docs:
     name: Trigger the documentation upload
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 2
     needs: test
     if: github.ref == 'refs/heads/master'
     steps:
       - name: Prepare the virtual environment