fix texture mips condition
fix texture mips condition

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