WebOS Icon Update

https://github.com/matomo-org/matomo-icons/blob/master/dist/os/WOS.png

LG Electronics fully acquired WebOS. But the icon file has the HP logo inside.

https://en.wikipedia.org/wiki/WebOS
https://www.webosose.org/

New Logo: https://en.wikipedia.org/wiki/WebOS#/media/File:LG_WebOS_New.svg
