[libraries] Fix System.Runtime.Tests TimeZoneInfoTests for iOS/MacCatalyst/tvOS#57732

mdh1418 merged 2 commits intodotnet:maindotnet/runtime:mainfrom

mdh1418:iOS_tvOS_MacCatalyst_TimeZoneInfoTests_fixmdh1418/runtime:iOS_tvOS_MacCatalyst_TimeZoneInfoTests_fixCopy head branch name to clipboard