[PATCH v3 0/4] MR10196: Implement VariantCompare.

[eric pouech (＠epo)]

--
  v3: propsys: Implement VariantCompare().
      propsys/tests: Add tests for VariantCompare().
      propsys: Add stub for VariantCompare().
      include: Add definition for VariantCompare in propvarutil.h
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/10196