eeze_sensor: Don't free the object we want to return asynchronously

The event callback will take care of freeing the object.
This issue was found thanks to clangs -fsanitize=address option - coming
to a CI job near you.

Signed-off-by: Daniel Willmann <d.willmann@samsung.com>

src/modules/eeze/sensor/fake/fake.c

@@ -137,7 +137,6 @@ fake_async_read(Eeze_Sensor_Type sensor_type, void *user_data EINA_UNUSED)
         free(obj);
         return EINA_FALSE;
      }
-   free(obj);
    return EINA_TRUE;
 }