Fix set_absolute_position angle (home-assistant#156185)

Author: starkillerOG

homeassistant/components/motion_blinds/cover.py

@@ -239,6 +239,7 @@ async def async_set_absolute_position(self, **kwargs):
         angle = kwargs.get(ATTR_TILT_POSITION)
         if angle is not None:
             angle = angle * 180 / 100
+            angle = 180 - angle
         async with self._api_lock:
             await self.hass.async_add_executor_job(
                 self._blind.Set_position,