Fixed docker-slim.yml issue

Author: george-gca

.github/workflows/docker-slim.yml

@@ -15,7 +15,7 @@ on:
 jobs:
   build:
     # https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#running-a-workflow-based-on-the-conclusion-of-another-workflow
-    if: ${{ github.event.workflow_run.conclusion == 'success' and github.repository_owner == 'alshedivat' }}
+    if: ${{ github.event.workflow_run.conclusion == 'success' && github.repository_owner == 'alshedivat' }}
     runs-on: ubuntu-latest
     defaults:
       run: