[#724] updated the `setGamepadMapping` function signature to match with the ticket "specifications"
[#724] updated the `setGamepadMapping` function signature to match with the ticket "specifications"

Implementation is still incomplete though :
- `analog` is completely ignored
- `normalize_fn` is set into the hash, but then unused

rlugojr/melonJS,srbala/melonJS,melonjs/melonJS,rlugojr/melonJS,melonjs/melonJS,srbala/melonJS,srbala/melonJS,rlugojr/melonJS