[FIX] Picking code updated following deletion of SubMesh API.
[FIX] Picking code updated following deletion of SubMesh API.

sereepap2029/playcanvas,nizihabi/engine,RainsSoft/engine,H1Gdev/engine,shinate/engine,RainsSoft/engine,nizihabi/engine,shinate/engine,maxwellalive/engine,horryq/engine-1,3DGEOM/engine,SuperStarPL/engine,maxwellalive/engine,nizihabi/engine,3DGEOM/engine,SuperStarPL/engine,maxwellalive/engine,H1Gdev/engine,aidinabedi/playcanvas-engine,MicroWorldwide/PlayCanvas,shinate/engine,sereepap2029/playcanvas,sereepap2029/playcanvas,sanyaade-teachings/engine,horryq/engine-1,playcanvas/engine,MicroWorldwide/PlayCanvas,guycalledfrank/engine,guycalledfrank/engine,sanyaade-teachings/engine,SuperStarPL/engine,horryq/engine-1,3DGEOM/engine,sanyaade-teachings/engine,aidinabedi/playcanvas-engine,playcanvas/engine,RainsSoft/engine