Updated what's new because fix is for existing issue

dist/preview release/what's new.md

@@ -118,6 +118,7 @@
 - Fix for warning in chrome about passive wheel events ([#9777](https://github.com/BabylonJS/Babylon.js/pull/9777)) ([kaliatech](https://github.com/kaliatech))
 - Fix crash when cloning material in `AssetContainer.instantiateModelsToScene` when mesh is an instanced mesh ([Popov72](https://github.com/Popov72))
 - Fix issue with NinePatch displaying half pixel gaps between slices on Firefox browsers. ([Pryme8](https://github.com/Pryme8))
+- Fix issue when canvas loses focus while holding a pointer button ([PolygonalSun](https://github.com/PolygonalSun))
 
 ## Breaking changes