💚 fix dependabot config

[jorenham]

for uv it was reporting

Dependabot encountered '1' error(s) during execution, please check the logs for more details.
+---------------------------------------------------------------------+
|                               Errors                                |
+---------------------------+-----------------------------------------+
| Type                      | Details                                 |
+---------------------------+-----------------------------------------+
| dependency_file_not_found | {                                       |
|                           |   "message": "No files found in /tool", |
|                           |   "file-path": null                     |
|                           | }                                       |
+---------------------------+-----------------------------------------+
Failure running container cc0acda7136cdebc01e207889e995368bb9e9f94e5b7e980b974dc63c6dd902a: Error: Command failed with exit code 1: /bin/sh -c $DEPENDABOT_HOME/dependabot-updater/bin/run fetch_files
Cleaned up container cc0acda7136cdebc01e207889e995368bb9e9f94e5b7e980b974dc63c6dd902a
  proxy | 2025/08/06 22:49:28 Posting metrics to remote API endpoint
2025/08/06 22:49:28 0/6 calls cached (0%)
Error: Dependabot encountered an unexpected problem