fix(tabs): show a visual indication of tab focus (#11392)
fix(tabs): show a visual indication of tab focus (#11392)


bluebirdtech/material,angular/material,angular/material,marekmicek/material,miguelcobain/material,clshortfuse/material,miguelcobain/material,marekmicek/material,bluebirdtech/material,Splaktar/material,miguelcobain/material,bluebirdtech/material,oostmeijer/material,clshortfuse/material,angular/material,clshortfuse/material,clshortfuse/material,bluebirdtech/material,oostmeijer/material,angular/material,Splaktar/material,Splaktar/material,oostmeijer/material,oostmeijer/material,marekmicek/material,Splaktar/material,miguelcobain/material,marekmicek/material