Fix flake8 path

.pre-commit-config.yaml

@@ -26,7 +26,7 @@ repos:
       - id: isort
         args: ["--profile=black"]
 
-  - repo: https://gitlab.com/pycqa/flake8
+  - repo: https://github.com/pycqa/flake8
     rev: 5.0.4
     hooks:
       - id: flake8