style: Apply formatting to infrastructure.md and test_validators.py

- Fix markdown table alignment in infrastructure.md
- Sort imports alphabetically in test_validators.py (auto-formatted)

tests/unit/test_validators.py

@@ -8,19 +8,19 @@ import pytest
 
 from src.server.utils.validators import (
     ValidatorMixin,
-    validate_series_key,
-    validate_series_key_or_folder,
-    validate_series_name,
-    validate_episode_range,
-    validate_download_quality,
-    validate_language,
-    validate_download_priority,
+    sanitize_filename,
     validate_anime_url,
     validate_backup_name,
     validate_config_data,
-    sanitize_filename,
-    validate_jwt_token,
+    validate_download_priority,
+    validate_download_quality,
+    validate_episode_range,
     validate_ip_address,
+    validate_jwt_token,
+    validate_language,
+    validate_series_key,
+    validate_series_key_or_folder,
+    validate_series_name,
     validate_websocket_message,
 )