resolving bug in layout call, per @kaitj feedback

Author: gkiar

bids2table/pybids/_layout.py

@@ -348,7 +348,7 @@ def get_metadata(self, path: str) -> dict[str, Any]:
         if not Path(path).is_absolute():
             path = str(self.root / path)
 
-        return load_bids_metadata(path, str(self.root))
+        return load_bids_metadata(path)
 
     def get_file(self, path: str) -> BIDSFile:
         """