fix(security): changed to pinned sha for action

Author: n3rdc4ptn

.github/workflows/clean-main-images.yml

@@ -23,7 +23,7 @@ jobs:
     permissions:
       packages: write
     steps:
-      - uses: dataaxiom/ghcr-cleanup-action@v1
+      - uses: dataaxiom/ghcr-cleanup-action@cd0cdb900b5dbf3a6f2cc869f0dbb0b8211f50c4 #v1
         with:
           dry-run: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.dry-run == 'true' }}
           packages: ${{ env.IMAGE_NAME }}