ITweakPlayerRes: Make use of std::array where applicable
ITweakPlayerRes: Make use of std::array where applicable

Performs the same changes that were recently applied to ITweakGunRes for
consistency. Also eliminates some sign conversion warnings and
deduplicates some array sizes.

AxioDL/PathShagged,AxioDL/PathShagged,AxioDL/PathShagged