Validate Unity's OpenXR 1.8 Plugin with MRTK3

[AMollis]

This issue has been migrated a new MRTK repository, and the status of this issue will now be tracked at the following location:

• Validate Unity's OpenXR 1.8 Plugin with MRTK3 MixedRealityToolkit/MixedRealityToolkit-Unity#105

---

Overview

Unity is releasing com.unity.xr.openxr v1.8.0. We should validate 1.8 with the MRTK3 samples. We should build MRTK3 sample project using com.unity.xr.openxr v1.8.0 and run manual test pass

Tasks

Beta Give feedback

1. Build MRTK3 sample project using com.unity.xr.openxr v1.8.0 and run manual test pass
2. Open issues for bugs found

[shaynie]

No new issues found, all interactions worked, spatial mesh worked, eye tracking worked, no perf regressions. The fixes and changes from the changelog are mostly for Android. Changelog | OpenXR Plugin | 1.8.0 (unity3d.com)