.github/workflows/rspec_and_release.yml in yq-0.4.1 vs .github/workflows/rspec_and_release.yml in yq-0.5.0

@@ -13,11 +13,11 @@
         os: [ubuntu-latest, macos-latest]
         # Due to https://github.com/actions/runner/issues/849, we have to use quotes for '3.0'
         ruby: [2.5, 2.6, 2.7]
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby }}
         bundler-cache: true
@@ -29,10 +29,10 @@
     needs: rspec
     runs-on: ubuntu-latest
     env:
       BUNDLE_DEPLOYMENT: true
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.4
     - name: Set up Ruby 2.7
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: 2.7
         bundler-cache: true