fix: fix undefined TimeoutException (#2372)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

custom_components/alexa_media/__init__.py

@@ -46,6 +46,7 @@
 from homeassistant.helpers.dispatcher import async_dispatcher_send
 from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
 from homeassistant.util import dt, slugify
+from httpx import TimeoutException
 import voluptuous as vol
 
 from .alexa_entity import AlexaEntityData, get_entity_data, parse_alexa_entities