adding docstring note

Author: jacobrkerstetter

src/ansys/geometry/core/designer/body.py

@@ -826,6 +826,10 @@ def combine_merge(self, other: Union["Body", list["Body"]]) -> None:
         ----------
         other : Union[Body, list[Body]]
             The body or list of bodies to combine with this body.
+
+        Notes
+        -----
+        The ``self`` parameter is directly modified, and the ``other`` bodies are consumed.
         """
         return