build: styfle/[email protected] now accepts 'all'

Author: nedbat

.github/workflows/cancel.yml

@@ -22,4 +22,4 @@ jobs:
         uses: styfle/[email protected]
         with:
           access_token: ${{ github.token }}
-          workflow_id: coverage.yml, kit.yml, quality.yml, testsuite.yml
+          workflow_id: all