Since gaming now lives at http://YouTube.com/gaming , the old Gaming app is going away on May 30th! If you were subscribed to channels in the Gaming app, they’ll automatically move to your YouTube subs feed on May 14th. More need-to-know info→ https://yt.be/help/yRe4
Sorry to hear that you've been waiting so long. Looks like your channel is held for an additional review as our team couldn't come to a conclusion during the initial. We're on track to roll out these final decisions soon. Appreciate your continued patience with us.