[libunistring] fix iconv dependency on windows (solution copied from gettext port) - #47347

[libunistring] fix iconv dependency on windows (solution copied from gettext port)#47347

Billy O'Neal (BillyONeal) merged 2 commits into

microsoft:mastermicrosoft/vcpkg:masterfrom

gim913:libunistring-iconv-fixgim913/vcpkg:libunistring-iconv-fixCopy head branch name to clipboard