[DOCS] Improve pc.RigidBodyComponent#type docs.
[DOCS] Improve pc.RigidBodyComponent#type docs.

H1Gdev/engine,guycalledfrank/engine,aidinabedi/playcanvas-engine,MicroWorldwide/PlayCanvas,MicroWorldwide/PlayCanvas,sereepap2029/playcanvas,H1Gdev/engine,guycalledfrank/engine,aidinabedi/playcanvas-engine,sereepap2029/playcanvas,playcanvas/engine,sereepap2029/playcanvas,playcanvas/engine