[main] Update dependencies from dotnet/icu, dotnet/source-build-externals#106454

lewing merged 2 commits intomaindotnet/runtime:mainfrom

darc-main-42b511b6-5633-4a3c-b0cb-4a902adf4d93dotnet/runtime:darc-main-42b511b6-5633-4a3c-b0cb-4a902adf4d93Copy head branch name to clipboard