Update mobile GM Viewer

Author: GitHubDragonFly

viewers/templates/Mobile/MGM Viewer.html

@@ -524,6 +524,7 @@
 
         const compressedArrayBuffer = await io.writeBinary( doc );
 
+        for (const texture of doc.getRoot().listTextures()) { texture.dispose(); }
         for (const material of doc.getRoot().listMaterials()) { material.dispose(); }
         for (const mesh of doc.getRoot().listMeshes()) { mesh.dispose(); }
 
@@ -629,7 +630,7 @@
         return compressedArrayBuffer;
       }
 
-      /* Encode textures only with either of WEBP or KTX2 compression */
+      /* Encode textures only */
 
       async function texture_compress( arrayBuffer ) {
         const { WebIO } = await import( "@gltf-transform/core" );