fix: break long line in completion command to meet ruff linting requirements

Co-authored-by: Jeffrey Aven <jeffreyaven@users.noreply.github.com>

Author: claude[bot]

stackql_deploy/cli.py

@@ -386,7 +386,10 @@ def upgrade(ctx):
 #
 
 @cli.command()
-@click.argument('shell', type=click.Choice(['bash', 'zsh', 'fish', 'powershell'], case_sensitive=False))
+@click.argument(
+    'shell', 
+    type=click.Choice(['bash', 'zsh', 'fish', 'powershell'], case_sensitive=False)
+)
 def completion(shell):
     """Generate shell completion script for the specified shell.