perf(scss): optimize multi dir (#14156)
perf(scss): optimize multi dir (#14156)

https://github.com/ionic-team/ionic/pull/12143
driftyco/ionic,TillaTheHun0/ionic,driftyco/ionic,TillaTheHun0/ionic,TillaTheHun0/ionic,driftyco/ionic,driftyco/ionic,TillaTheHun0/ionic,driftyco/ionic