Add tests for extraction API endpoints and enhance existing tests

- Implement tests for admin extraction API endpoints including status retrieval, deletion of extractions, and permission checks.
- Add tests for user extraction deletion, ensuring proper handling of permissions and non-existent extractions.
- Enhance sound endpoint tests to include duplicate handling in responses.
- Refactor favorite service tests to utilize mock dependencies for better maintainability and clarity.
- Update sound scanner tests to improve file handling and ensure proper deletion of associated files.

app/models/sound.py

@@ -35,10 +35,10 @@ class Sound(BaseModel, table=True):
 
     # relationships
     playlist_sounds: list["PlaylistSound"] = Relationship(
-        back_populates="sound", cascade_delete=True
+        back_populates="sound", cascade_delete=True,
     )
     extractions: list["Extraction"] = Relationship(back_populates="sound")
     play_history: list["SoundPlayed"] = Relationship(
-        back_populates="sound", cascade_delete=True
+        back_populates="sound", cascade_delete=True,
     )
     favorites: list["Favorite"] = Relationship(back_populates="sound")