Coding error "attempt to get string for GfVec4f"

[sebastienblor]

In some scenes we're seeing error messages saying
Coding Error (secondary thread): in _FailGet at line 567 of S:\gocd\pipelines\kook\kook\usd\build\usd-22.11_windows-x86_64_static_vc-14.2_cxx14\pxr\base\vt\value.cpp -- Attempted to get value of type 'string' from VtValue holding 'GfVec4f'

[autodesk-oss-arnold-bot]

Issue synced internally to ARNOLD-14197