clean up

.github/workflows/release.yml

 name: Release
 
 on:
-    # TODO @tom2drum: remove PR trigger
-    pull_request:
     release:
         types: [ released ]
 
@@ -15,8 +13,7 @@ jobs:
         name: Label released issues
         uses: './.github/workflows/label-released-issues.yml'
         secrets: inherit
-        # TODO @tom2drum: uncomment condition
-        # if: ${{ github.event.action == 'released' }}
+        if: ${{ github.event.action == 'released' }}
     update_project_cards:
         name: Update project tasks statuses
         needs: label_released_issues