Don't run Mend on fork

Problem: Mend workflow was running on forks, which would fail since proper secrets aren't set.

Solution: Don't run on forks.

Author: sjberman

.github/workflows/mend.yml

@@ -30,8 +30,14 @@ permissions:
   contents: read
 
 jobs:
-  mend:
+  check-fork:
     if: ${{ github.event.repository.fork == false }}
+    runs-on: ubuntu-24.04
+    steps:
+      - run: echo "Proceeding with the workflow..."
+
+  mend:
+    needs: check-fork
     uses: nginxinc/compliance-rules/.github/workflows/mend.yml@c903bfe6c668eaba362cde6a7882278bc1564401 # v0.1
     secrets: inherit
     with: