Don't run mypy on the live pre-commit

Outstanding errors that need to be fixed first.

Author: ndevenish

.pre-commit-config.yaml

@@ -1,3 +1,7 @@
+ci:
+  skip: [mypy]
+  autoupdate_schedule: quarterly
+
 repos:
 # Syntax validation and some basic sanity checks
 - repo: https://github.com/pre-commit/pre-commit-hooks