Revert pr-checks.yml to see if it runs again

.github/workflows/pr-checks.yml

@@ -17,7 +17,6 @@ jobs:
 
     steps:
     - name: Checkout commits
-      # https://github.com/actions/checkout
       uses: actions/checkout@v2
       with:
         fetch-depth: 0
@@ -32,9 +31,6 @@ jobs:
         ref: ${{github.head_ref}}
         fetch-depth: 0
 
-    -name: Show github context
-      -run: cat $GITHUB_EVENT_PATH
-
     - name: Set up Python 3.7
       uses: actions/setup-python@v2
       with: