Update config_flow.py

Fixed connection test logic in configuration flow
Improved connection test reliability during device setup

custom_components/intesishome_local/config_flow.py

@@ -29,11 +29,11 @@ async def _test_device_connection(self, host: str) -> bool:
         try:
             async with async_timeout.timeout(2):
                 async with aiohttp.request('HEAD', f"http://{host}", raise_for_status=False) as response:
-                    if response.status != 200:
-                        _LOGGER.error("Device at %s is not responding (HTTP %s)", host, response.status)
+                    if response.status == 200:
+                        _LOGGER.info("Successfully connected to device at %s", host)
+                        return True
+                    _LOGGER.error("Device at %s is not responding (HTTP %s)", host, response.status)
                     return False
-                    _LOGGER.info("Successfully connected to device at %s", host)
-                    return True
         except Exception as ex:
             _LOGGER.error("Failed to connect to device at %s: %s", host, str(ex))
             return False