Fixes
- Order draco vertex normals correctly by @slimbuck in #5453
- Optimize AssetRegistry class by @willeastcott in #5457, #5461
- Don't assume MRT extension is available webgl1 by @slimbuck in #5454
- [Fix] Workaround for shader compile issue on iOS 15 related to MRT by @mvaligursky in #5459
Full Changelog: v1.64.2...v1.64.3