ci: fix brew bump command

Author: CharlieC3

.github/workflows/pkg-version-bump.yaml

@@ -33,7 +33,7 @@ jobs:
           brew bump-formula-pr \
             --no-browse \
             --no-audit \
-            --tag "${TAG}"
+            --tag "${TAG}" \
             ${{ github.event.repository.name }}
 
   winget: