Fixed incompability between Black 24.3.0 and flake8

As recommended in Black's manual: https://black.readthedocs.io/en/stable/guides/using_black_with_other_tools.html#minimal-configuration

.flake8

@@ -2,6 +2,7 @@
 max-line-length = 100
 max-complexity = 5
 exclude = .venv,venv,**/migrations/*,snapshots
+extend-ignore = E203,E701
 per-file-ignores =
     tests/**: S101
     **/tests/**: S101