Updated property documentation for pc.ModelComponent#material (#2236)
Updated property documentation for pc.ModelComponent#material (#2236)

It doesn't apply the material to all mesh instances

Co-authored-by: Steven Yau <c4e01c0f87a9d4bf034f0f681553ace272d52b0f@snaphcat.com>
sereepap2029/playcanvas,playcanvas/engine,aidinabedi/playcanvas-engine,sereepap2029/playcanvas,aidinabedi/playcanvas-engine,playcanvas/engine,MicroWorldwide/PlayCanvas,sereepap2029/playcanvas,MicroWorldwide/PlayCanvas