fix: Clean up and standardize test code formatting

### Summary of Changes
- Removed unnecessary blank lines and standardized import statements across test files.
- Ensured consistent use of quotes in patch decorators and improved formatting of test data structures.
- Enhanced readability and maintainability of test code by applying clean code principles.

### Expected Results
- Improved clarity and consistency in test code, facilitating easier understanding and future modifications.

services/service-adapters/tests/conftest.py

@@ -1,9 +1,11 @@
 """
 Pytest configuration and fixtures for service adapters tests
 """
+
+from unittest.mock import patch
+
 import pytest
 from fastapi.testclient import TestClient
-from unittest.mock import patch
 
 from main import app
 
@@ -21,17 +23,14 @@ def mock_services_config():
         "home_assistant": {
             "enabled": True,
             "url": "http://homeassistant.local:8123",
-            "token": "test_token"
-        },
-        "frigate": {
-            "enabled": True,
-            "url": "http://frigate.local:5000"
+            "token": "test_token",
         },
+        "frigate": {"enabled": True, "url": "http://frigate.local:5000"},
         "immich": {
             "enabled": False,
             "url": "http://immich.local:2283",
-            "api_key": "test_key"
-        }
+            "api_key": "test_key",
+        },
     }
 
 
@@ -42,18 +41,13 @@ def sample_ha_entities():
         "sensor.temperature": {
             "entity_id": "sensor.temperature",
             "state": "22.5",
-            "attributes": {
-                "unit_of_measurement": "°C",
-                "friendly_name": "Temperature"
-            }
+            "attributes": {"unit_of_measurement": "°C", "friendly_name": "Temperature"},
         },
         "light.living_room": {
             "entity_id": "light.living_room",
             "state": "on",
-            "attributes": {
-                "friendly_name": "Living Room Light"
-            }
-        }
+            "attributes": {"friendly_name": "Living Room Light"},
+        },
     }
 
 
@@ -67,15 +61,15 @@ def sample_frigate_events():
                 "timestamp": "2024-01-01T12:00:00Z",
                 "camera": "front_door",
                 "label": "person",
-                "confidence": 0.95
+                "confidence": 0.95,
             },
             {
                 "id": "event_456",
                 "timestamp": "2024-01-01T12:05:00Z",
                 "camera": "back_yard",
                 "label": "car",
-                "confidence": 0.87
-            }
+                "confidence": 0.87,
+            },
         ]
     }
 
@@ -90,7 +84,7 @@ def sample_immich_assets():
                 "filename": "IMG_20240101_120000.jpg",
                 "created_at": "2024-01-01T12:00:00Z",
                 "tags": ["family", "vacation"],
-                "faces": ["person_1", "person_2"]
+                "faces": ["person_1", "person_2"],
             }
         ]
     }
@@ -99,7 +93,7 @@ def sample_immich_assets():
 @pytest.fixture(autouse=True)
 def mock_redis():
     """Mock Redis client for all tests"""
-    with patch('services.redis_client.redis_client') as mock_redis:
+    with patch("services.redis_client.redis_client") as mock_redis:
         mock_redis.ping.return_value = True
         mock_redis.set.return_value = True
         mock_redis.get.return_value = None