periodic zizmor: add pedantic flag

Author: ezebunandu

.github/workflows/periodic-zizmor.yaml

@@ -81,6 +81,7 @@ jobs:
         shell: sh
         run: >-
           uvx zizmor@"${ZIZMOR_VERSION}"
+          --pedantic
           --format sarif
           --min-severity "${MIN_SEVERITY}"
           --min-confidence "${MIN_CONFIDENCE}"