Ruff fix

Author: bouwew

plugwise_usb/helpers/cache.py

@@ -148,10 +148,8 @@ async def write_cache(self, data: dict[str, str], rewrite: bool = False) -> None
         finally:
             # Cleanup on error
             if temp_path and temp_path.exists():
-                try:
+                with contextlib.suppress(OSError):
                     temp_path.unlink()
-                except OSError:
-                    pass
 
     async def read_cache(self) -> dict[str, str]:
         """Return current data from cache file."""