gradle.yml: make it run on forks (#37788)

Author: alafanechere

.github/workflows/gradle.yml

@@ -52,27 +52,17 @@ jobs:
     name: Gradle Check
     timeout-minutes: 30
     steps:
-      # The run-check job will be triggered if a fork made changes to gradle projects.
-      # We don't want forks to make changes to gradle projects.
-      # So we fail the job if the PR is from a fork, it will make the required CI check fail.
-      - name: Check if PR is from a fork
-        id: check-if-pr-is-from-fork
-        if: github.event_name == 'pull_request'
-        shell: bash
-        run: |
-          if [ "${{ github.event.pull_request.head.repo.fork }}" == "true" ]; then
-            echo "PR is from a fork. Exiting workflow..."
-            exit 78
-          fi
       - name: Checkout Airbyte
         uses: actions/checkout@v4
       - uses: actions/setup-java@v3
         with:
           distribution: "zulu"
           java-version: "21"
       - name: Docker login
-        # Some tests use testcontainers which pull images from DockerHub.
-        uses: docker/login-action@v1
+        # We login to benefit from increased rate limits for docker pulls
+        # We can't do it on forks as pull_requests events on forks do not have access to GH secrets
+        if: github.event.pull_request.head.repo.fork != true
+        uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKER_HUB_USERNAME }}
           password: ${{ secrets.DOCKER_HUB_PASSWORD }}
@@ -148,7 +138,7 @@ jobs:
     runs-on: ubuntu-latest
     needs:
       - run-check
-    if: success()
+    if: ${{ success() && github.event.pull_request.head.repo.fork != true }}
     steps:
       - name: Get Previous Workflow Status
         uses: Mercymeilya/[email protected]