Wonderland Engine 1.4.5 - Stability Improvements

Further bugfixes and improvements while we look forward to the 1.5.0 release.

Changelog 

Editor

• Property View: group components by package in “Add Component” popup
• Fix multiple crashes when copying, deleting objects or changing properties
• Fix crash when changing pipeline of a material
• Fix crash in Animation Editor

Engine

• Fix potential mesh rendering artefact when using multi-draw renderer
• WebGPU: Implement support for Physical shader