Media Player widget doesn't update volume for LG TV

[Former user]

Expected Behavior Update volume of the TV using the slider of widget for media players

Actual Behavior The TV volume does not change.

Steps to Reproduce the Problem 1. Open Hassapp 2. Use the slider of the media player to update the volume (both in the mini player and extended mode)

Specifications App Version: 1.0.0-alpha.10 iOS Version: 12.1.4 HA Version: 0.91.1 Subsystem: media_player.lg_tv_remote