Upgrade black to 20.8b1 (#39287)

tests/components/traccar/test_init.py

@@ -61,7 +61,8 @@ async def setup_zones(loop, hass):
 async def webhook_id_fixture(hass, client):
     """Initialize the Traccar component and get the webhook_id."""
     await async_process_ha_core_config(
-        hass, {"external_url": "http://example.com"},
+        hass,
+        {"external_url": "http://example.com"},
     )
     result = await hass.config_entries.flow.async_init(
         DOMAIN, context={"source": "user"}