Update check-restricted-files.yaml

Author: ralfhandl

.github/workflows/check-restricted-files.yaml

@@ -21,10 +21,13 @@ jobs:
         shell: bash
         run: |
           set +e
-          
-          # TODO: skip if base.ref is main
 
-          git diff --exit-code --name-only ${{ github.event.pull_request.head.sha }} ${{ github.event.pull_request.base.sha }} -- schemas versions
+          # if [[ ${{ github.event.pull_request.base.ref }} == "main" ]]; then
+          #   exit 0
+          # fi
+
+          git diff --exit-code --name-only ${{ github.event.pull_request.head.sha }} ${{ github.event.pull_request.base.sha }} \
+              -- schemas versions
           if [[ $? -ne 0 ]]; then
             echo This PR contains changes to files that should not be changed on ${{ github.event.pull_request.base.ref }}
             exit 1