Merge pull request #536 from astropy/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: adrn

.pre-commit-config.yaml

@@ -2,7 +2,7 @@
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v3.2.0
+    rev: v4.1.0
     hooks:
     -   id: trailing-whitespace
         exclude: '.*\.fits$'