fix: resume game menu try to compare string input with integer when determine whether the option is valid

Author: FlysonBot

src/mastermind/ui/menu/resume_game_menu.py

@@ -63,5 +63,5 @@ def get_option(self) -> Union[str, int]:
             self.display()
 
 
-def _is_option_valid(option: int, number_of_options: int) -> bool:
-    return option.isdigit() and 0 <= option <= number_of_options
+def _is_option_valid(option: str, number_of_options: int) -> bool:
+    return option.isdigit() and 0 <= int(option) <= number_of_options