[FIX] Point lights with shadow casting enabled no longer crash the engine.
[FIX] Point lights with shadow casting enabled no longer crash the engine.

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