Keep pip alive in frosty on iOS

[Wrestor]

Is your feature request related to a problem? Please describe. On iOS, Picture in Picture terminates when tapping the arrow to head back to frosty's main view, channels or people one follows.

Describe the solution you'd like Don't kill picture-in-picture in frosty. There is no need, since one is able to dismiss it themselves.

Additional context Environment iOS 17.1.2 (21B101)

Desired Pip behavior in Twitch (17.4.1) https://github.com/tommyxchow/frosty/assets/54822494/a427c2af-3603-49a6-9a0b-1e3ca9a0e800 Actual behavior in Frosty (4.2.1) https://github.com/tommyxchow/frosty/assets/54822494/671b82cf-29c5-4e0a-8cf5-d5ef30745079