Add Music Bar to Homebrew (75 stars required)

[nathang21]

Similar to Spot Menu [1], this would make it much easier to install across multiple devices, and update automatically.

[1] https://formulae.brew.sh/cask/spotmenu

[DimitarNestorov]

I'm totally gonna do that but there is a requirement of 30 forks, 30 watchers, and 75 stars.

[jakezien]

Added a star for ya