Refactor test files for improved readability and consistency

- Removed unnecessary blank lines and adjusted formatting in test files.
- Ensured consistent use of commas in function calls and assertions across various test cases.
- Updated import statements for better organization and clarity.
- Enhanced mock setups in tests for better isolation and reliability.
- Improved assertions to follow a consistent style for better readability.

tests/api/v1/test_api_token_endpoints.py

@@ -177,7 +177,7 @@ class TestApiTokenEndpoints:
             # Set a token on the user
             authenticated_user.api_token = "expired_token"
             authenticated_user.api_token_expires_at = datetime.now(UTC) - timedelta(
-                days=1
+                days=1,
             )
 
             response = await authenticated_client.get("/api/v1/auth/api-token/status")
@@ -209,7 +209,7 @@ class TestApiTokenEndpoints:
 
         # Verify token exists
         status_response = await authenticated_client.get(
-            "/api/v1/auth/api-token/status"
+            "/api/v1/auth/api-token/status",
         )
         assert status_response.json()["has_token"] is True
 
@@ -222,7 +222,7 @@ class TestApiTokenEndpoints:
 
         # Verify token is gone
         status_response = await authenticated_client.get(
-            "/api/v1/auth/api-token/status"
+            "/api/v1/auth/api-token/status",
         )
         assert status_response.json()["has_token"] is False