Update ontograph/queries/relations.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: ecarrenolozano

ontograph/queries/relations.py

@@ -101,7 +101,7 @@ def is_sibling(self, nodeA: str, nodeB: str) -> bool:
             logger.error(f'Error checking sibling relationship: {e}')
             raise
 
-    def _get_distance_to_ancestor(self, node: str, ancestor: str) -> bool:
+    def _get_distance_to_ancestor(self, node: str, ancestor: str) -> int | float:
         """Calculate the shortest distance from a node to a specified ancestor.
 
         Args: