fix ruff README.md

templates/python/code_quality/ruff/README.md

@@ -11,7 +11,7 @@ various syntax and stylistic errors.
 3. If you need to customize the job, refer to
    the [jobs customization](https://docs.r2devops.io/get-started/use-templates/#job-templates-customization)
    documentation.
-4. 
+
 ## Variables
 
 | Name                | Description                                                                                                                                                   | Default                              |