Don't pass in loop (#23984)

* Don't pass in loop

* Revert some changes

* Lint + Axis revert

* reinstate loop

* Fix a test

* Set loop

* Update camera.py

* Lint

homeassistant/helpers/entity_component.py

@@ -109,7 +109,7 @@ class EntityComponent:
             tasks.append(self._async_setup_platform(p_type, p_config))
 
         if tasks:
-            await asyncio.wait(tasks, loop=self.hass.loop)
+            await asyncio.wait(tasks)
 
         # Generic discovery listener for loading platform dynamically
         # Refer to: homeassistant.components.discovery.load_platform()
@@ -250,7 +250,7 @@ class EntityComponent:
                  in self._platforms.values()]
 
         if tasks:
-            await asyncio.wait(tasks, loop=self.hass.loop)
+            await asyncio.wait(tasks)
 
         self._platforms = {
             self.domain: self._platforms[self.domain]