Merge branch 'master' into gaugup/UpdateCheckoutAction

Author: gaugup

requirements-linting.txt

@@ -4,5 +4,6 @@ flake8-blind-except==0.1.1
 flake8-breakpoint
 flake8-builtins==1.5.3
 flake8-logging-format==0.6.0
-flake8-nb==0.3.0
+flake8-nb==0.4.0
 isort
+packaging