Fixes wrong sizes being displayed in usdview.
Also introduce a new test to ensure we catch as many of those kinds of errors as possible in the future.
PiperOrigin-RevId: 764388588
Change-Id: Id3c878edd054fe5272c42c9f960c65c850655559
Still missing compiler settings but will follow up in a future CL. Tried to add full coverage for testing setting of attributes to non-default values.
PiperOrigin-RevId: 761636862
Change-Id: Id4b9486645b2600931556cdcb8dc71f28ec309cd
Sam Haves