When testing for simple type blocked substitutions, allow list and unions when base type is anySimpleType
When testing for simple type blocked substitutions, allow list and unions when base type is anySimpleType

git-svn-id: 3ec853389310512053d525963cab269c063bb453@806488 13f79535-47bb-0310-9956-ffa450edef68

AaronNGray/xerces,AaronNGray/xerces,AaronNGray/xerces,AaronNGray/xerces