Controller support

[undefined06855]

not sure if this is the best way to have gone about doing this (or if its put in the correct place) but its what i thought of first

have tested all basic features and they do work, though android doesnt pick up my controller as having haptics or lighting effects so those are untested

see https://developer.android.com/develop/ui/views/touch-and-input/game-controllers/controller-input

[undefined06855]

working example at https://github.com/undefined06855/Controllable/actions/runs/15441887843,
usage at

• callback: https://github.com/undefined06855/Controllable/blob/main/src/platform/android/Controller.cpp#L77-L126
• register callback: https://github.com/undefined06855/Controllable/blob/main/src/platform/android/Controller.cpp#L14-L59