chore: remove rem-base deprecation note
chore: remove rem-base deprecation note

colin-marshall/foundation-sites,jamesstoneco/foundation-sites,denisahac/foundation-sites,DaSchTour/foundation-sites,jamesstoneco/foundation-sites,zurb/foundation-sites,zurb/foundation-sites,denisahac/foundation-sites,abdullahsalem/foundation-sites,denisahac/foundation-sites,abdullahsalem/foundation-sites,abdullahsalem/foundation-sites,zurb/foundation,DaSchTour/foundation-sites,zurb/foundation-sites,atmmarketing/foundation-sites,atmmarketing/foundation-sites,atmmarketing/foundation-sites,jamesstoneco/foundation-sites,colin-marshall/foundation-sites,colin-marshall/foundation-sites,zurb/foundation,zurb/foundation