pre-commit: update hook.

.pre-commit-config.yaml

@@ -81,7 +81,7 @@ repos:
             --line-length=79
 
   - repo: https://github.com/PyCQA/isort
-    rev: 5.10.1
+    rev: 5.12.0
     hooks:
       - id: isort
         args: ["--filter-files", "--profile", "black"]