Core - Add KTX2 encoder (Basis Universal) - by [alexchuber](https://github.com/alexchuber) ([ 19011](https://github.com/BabylonJS/Babylon.js/pull/19011))

…anifest, content-addressed external textures, and KTX2 encoding through the optional [email protected] peer. - The three runtime target can now run without Meshopt ( --c

… Animation Events : Added update event callback - KTX2 Compressed Texture support --- Bug Fixes - Fixed incomplete resource cleanup during game destruction - Fixed world

…Software compatibility changes for HDR/XUASTC LDR KTX2 files.

…from DDS and KTX files. - Add support for loading KTX2 textures. - Add support for loading non-2D textures from image files. - Add support for loading DDS and KTX texture