pre-commit: add hook to validate config

.pre-commit-config.yaml

@@ -8,6 +8,14 @@ repos:
   - repo: meta
     hooks:
       - id: check-hooks-apply
+  - repo: local
+    hooks:
+      - id: pre-commit-validate-config
+        name: pre-commit validate config
+        entry: pre-commit validate-config
+        pass_filenames: false
+        files: '^.pre-commit-config.yaml$'
+        language: system
   - repo: https://github.com/TekWizely/pre-commit-golang
     rev: v1.0.0-rc.1
     hooks: