fix: Make D-Bus agent methods async to resolve pairing issue

Co-authored-by: aider (gemini/gemini-2.5-pro) <aider@aider.chat>

main.py

@@ -54,16 +54,16 @@ class Agent(ServiceInterface):
         logging.info(f"DisplayPinCode for {device}: {pincode}")
 
     @method()
-    def RequestConfirmation(self, device: 'o', passkey: 'u'):
+    async def RequestConfirmation(self, device: 'o', passkey: 'u'):
         logging.info(f"RequestConfirmation for {device} with passkey {passkey}")
         # Automatically confirm and trust
-        loop = asyncio.get_event_loop()
-        loop.create_task(trust_and_connect_device(device))
+        asyncio.create_task(trust_and_connect_device(device))
 
     @method()
-    def RequestAuthorization(self, device: 'o'):
+    async def RequestAuthorization(self, device: 'o'):
         logging.info(f"RequestAuthorization for {device}")
-        pass
+        # Automatically authorize and trust
+        asyncio.create_task(trust_and_connect_device(device))
 
     @method()
     def AuthorizeService(self, device: 'o', uuid: 's'):