fix exclude expression

Author: LebJe

.github/workflows/pre-commit.yml

@@ -30,5 +30,5 @@ jobs:
               if: contains(steps.run-pre-commit.outputs.SHOULD_COMMIT, 'true')
               with:
                 commit_message: "Run pre-commit hooks."
-                file_pattern: ". :exclude(.github/workflows/*)"
+                file_pattern: ". :(exclude).github/workflows/*"