fixup: mdi_CPRegistry Python code reformatted using Ruff

Author: autoruff

plugwise_usb/network/registry.py

@@ -108,16 +108,16 @@ def start_node_discover(
     def scan_completed_callback(self, callback: Callable[[], Awaitable[None]]) -> None:
         """Register async callback invoked when a node is found.
 
-            Args:
-                callback: Async callable with signature
-                    (mac: str, node_type: NodeType | None, ping_first: bool) -> bool.
-                    It must return True when discovery succeeded; return False to allow the caller
-                    to fall back (e.g., SED discovery path).
+        Args:
+            callback: Async callable with signature
+                (mac: str, node_type: NodeType | None, ping_first: bool) -> bool.
+                It must return True when discovery succeeded; return False to allow the caller
+                to fall back (e.g., SED discovery path).
 
-            Returns:
-                None
+        Returns:
+            None
 
-            """
+        """
 
         self._scan_completed_callback = callback