Remove validate_config hook

Author: asottile

.pre-commit-config.yaml

@@ -14,7 +14,6 @@
 -   repo: https://github.com/pre-commit/pre-commit.git
     sha: v0.16.3
     hooks:
-    -   id: validate_config
     -   id: validate_manifest
 -   repo: https://github.com/asottile/reorder_python_imports.git
     sha: v0.3.5

.pre-commit-hooks.yaml

@@ -1,9 +1,3 @@
--   id: validate_config
-    name: Validate Pre-Commit Config
-    description: This validator validates a pre-commit hooks config file
-    entry: pre-commit-validate-config
-    language: python
-    files: ^\.pre-commit-config\.yaml$
 -   id: validate_manifest
     name: Validate Pre-Commit Manifest
     description: This validator validates a pre-commit hooks manifest file