Auto update pre-commit hooks.

.pre-commit-config.yaml

 ---
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v1.4.0-1
+    rev: v2.2.1
     hooks:
     -   id: check-added-large-files
     -   id: check-executables-have-shebangs