Add type hints to integration tests (a) (#87684)

* Add type hints to accuweather tests

* Adjust a** components

* Adjust aiohttp_client

* ClientSessionGenerator/WebSocketGenerator

tests/components/aemet/test_init.py

@@ -1,5 +1,4 @@
 """Define tests for the AEMET OpenData init."""
-
 from unittest.mock import patch
 
 import requests_mock
@@ -7,6 +6,7 @@ import requests_mock
 from homeassistant.components.aemet.const import DOMAIN
 from homeassistant.config_entries import ConfigEntryState
 from homeassistant.const import CONF_API_KEY, CONF_LATITUDE, CONF_LONGITUDE, CONF_NAME
+from homeassistant.core import HomeAssistant
 import homeassistant.util.dt as dt_util
 
 from .util import aemet_requests_mock
@@ -21,7 +21,7 @@ CONFIG = {
 }
 
 
-async def test_unload_entry(hass):
+async def test_unload_entry(hass: HomeAssistant) -> None:
     """Test that the options form."""
 
     now = dt_util.parse_datetime("2021-01-09 12:00:00+00:00")