[wrong pr] Wait for cutscenes before prompting confirmation

[xenkap]

Now cutscenes can play uninterrupted without buggy behavior by waiting for a return that isn't FunkinLua.Function_Stop first

https://github.com/Snirozu/Funkin-Psych-Online/assets/103583353/bc14bca7-5d2d-40fb-8bbb-08d61ed2e2d1