Minor Patch - 01/06

We've pushed a small hotfix update that addresses the following:

• Fixed crashes with Camera.RenderToTexture (used by ScenePanels) in non editor on Nvidia

• Fixed shader compilation failure on ShaderGraph preview

• Prefab instance upgrader: properly accounts for legacy network mode overrides

• Missing prefabs are caught and error message is clearer

• Fixed audio starve spam and some crackly audio

• Uploaded main menu background music