chore(commons): format model and type modules

Ran `uvx ruff format` on both modules.

Author: kieran-ryan

allure-python-commons/src/allure_commons/types.py

@@ -36,7 +36,6 @@ class LabelType(str):
 
 
 class AttachmentType(Enum):
-
     def __init__(self, mime_type: str, extension: str) -> None:
         self.mime_type = mime_type
         self.extension = extension