chore(resolver): add type annotations for resolve

Author: rafrafek

aws_lambda_powertools/event_handler/api_gateway.py

@@ -1999,7 +1999,7 @@ def register_resolver(func: Callable):
 
         return register_resolver
 
-    def resolve(self, event, context) -> dict[str, Any]:
+    def resolve(self, event: dict[str, Any], context: LambdaContext) -> dict[str, Any]:
         """Resolves the response based on the provide event and decorator routes
 
         ## Internals