build(deps): remove unused uuid dependency

- Removed uuid package from dependencies in pubspec.yaml
- This change simplifies the project dependencies and reduces potential bloat

Author: fulleni

pubspec.yaml

@@ -39,7 +39,6 @@ dependencies:
   meta: ^1.16.0
   mongo_dart: ^0.10.5
   shelf_cors_headers: ^0.1.5
-  uuid: ^4.5.1
 
 dev_dependencies:
   mocktail: ^1.0.3