fix(tool): syntaxError: f-string expression part cannot include a backslash

tools/wikipedia_search.py

@@ -30,7 +30,7 @@ def wikipedia_search(query: str) -> str:
         return result_text
 
     except wikipedia.DisambiguationError as e:
-        return f"Disambiguation page found. Possible matches:\n{'\n'.join(e.options)}"
+        return "Disambiguation page found. Possible matches:\n{}".format('\n'.join(e.options))
     except wikipedia.PageError as e:
         return f"Page not found. Try another search term."
     except Exception as e: