[F-Req] Mark PojavLauncher as a game

[ghost]

trafficstars

Is this request related to a bug?

No

Describe the request.

Optimizations by OEMs for gaming aren't applied and apps by OEMs for gaming cannot be used because PojavLauncher is marked as an app, not a game. Mark PojavLauncher as a game instead of an app so optimizations are applied and apps by OEMs for gaming can be used.