whats new

dist/preview release/what's new.md

@@ -78,6 +78,7 @@
 - Texture extension detection in `Engine.CreateTexture` ([sebavan](https://github.com/sebavan))
 - SPS internal temporary vector3 instead of Tmp.Vector3 to avoid possible concurrent uses ([jbousquie](https://github.com/jbousquie))
 - Fixed a bug when calling load on an empty assets manager - [#3739](https://github.com/BabylonJS/Babylon.js/issues/3739). ([RaananW](https://github.com/RaananW))
+- Enabling teleportation in vr helper class caused a redundant post process to be added ([trevordev](https://github.com/trevordev))
 
 ## Breaking changes