Update openboxing_api.py

openboxing_api.py

@@ -15,7 +15,7 @@ def get_all_champions():
         return response.json()
     return []
 
-def find_champion_by_name(all_champions, name: str):
+def find_champion_by_name(all_champs, name: str):
     """
     Search for a fighter/champion by name.
     Returns the first match dict or None if not found.