fix(webxr): switch to planeGeometry for mesh

The geometry type used in the mesh of the Html component within
the WebXR directory has been changed from planeBufferGeometry to
planeGeometry to improve the rendering performance or compatibility.

components/WebXR/Html.tsx

@@ -133,7 +133,7 @@ export default function Html({
 
   return (
     <mesh>
-      <planeBufferGeometry args={[size.width, size.height]} />
+      <planeGeometry args={[size.width, size.height]} />
       <meshBasicMaterial map={texture} side={THREE.DoubleSide} transparent />
     </mesh>
   )