Merge pull request #93 from Yelp/remove_unused_hooks

Remove a few unused pre-commit hooks

.pre-commit-config.yaml

@@ -4,9 +4,7 @@
     -   id: autopep8-wrapper
     -   id: check-added-large-files
     -   id: check-docstring-first
-    -   id: check-json
     -   id: check-merge-conflict
-    -   id: check-xml
     -   id: check-yaml
     -   id: debug-statements
     -   id: detect-private-key
@@ -14,7 +12,6 @@
     -   id: end-of-file-fixer
     -   id: flake8
     -   id: name-tests-test
-        exclude: ^tests/lib
     -   id: requirements-txt-fixer
     -   id: trailing-whitespace
 -   repo: https://github.com/asottile/reorder_python_imports.git