fix linting

Author: schlomo

README.md

@@ -210,7 +210,6 @@ Then you can use the tools directly:
 ```bash
 flake8 github_backup/                 # Run linting
 black github_backup/                  # Format code
-black --check github_backup/          # Check formatting
 python -c "import github_backup; print('Import successful')"  # Test import
 github-backup --help                  # Show CLI help
 uv build                              # Build package

github_backup/__main__.py

@@ -27,7 +27,7 @@
 
 def main():
     args = parse_args()
-    
+
     # Set logging level based on arguments
     if args.quiet:
         logger.setLevel(logging.WARNING)
@@ -41,7 +41,7 @@ def main():
         # Default to INFO level
         logger.setLevel(logging.INFO)
         logger.root.setLevel(logging.INFO)
-    
+
     try:
         validate_args(args)