Removing redundant auto_rotation events
AUTO_ROTATION_BASE_DATA_SET and AUTO_ROTATION_EVENT_CHANGE_STATE were the same
AUTO_ROTATION_BASE_DATA_SET has been removed.
AUTO_ROTATION_BASE_DATA_SET was used for polling events and AUTO_ROTATION__EVENT_CHANGE_STATE was used for event driven
Since both these represent the same auto_rotation sensor event, DATA_SET type has been removed.
And AUTO_ROTATION_EVENT_CHANGE_STATE has been renamed to AUTO_ROTATION_CHANGE_STATE_EVENT to make it simpler.
Change-Id: I8523af6c00dd2919bb6b9f0606c48d5df37ff0c9