github: Fix linter.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>

Author: iabdalkader

.github/workflows/linter.yml

@@ -9,7 +9,7 @@ on:
     branches:    
       - 'master'
     paths:
-      - '*.py'
+      - '**/*.py'
 
 jobs:
   formatting-check: