Swap parameter order for A2AStarletteApplication.routes()

Author: holtskinner

src/a2a/server/apps/jsonrpc/starlette_app.py

@@ -53,8 +53,8 @@ def __init__(
     def routes(
         self,
         agent_card_url: str = '/.well-known/agent.json',
-        extended_agent_card_url: str = '/agent/authenticatedExtendedCard',
         rpc_url: str = '/',
+        extended_agent_card_url: str = '/agent/authenticatedExtendedCard',
     ) -> list[Route]:
         """Returns the Starlette Routes for handling A2A requests.