[Visual Refresh] Add severity vis colors#8247

mgadewoll merged 1 commit intoelastic:eui-theme/borealiselastic/eui:eui-theme/borealisfrom

mgadewoll:eui-theme/borealis-vis-colors-severitymgadewoll/eui:eui-theme/borealis-vis-colors-severityCopy head branch name to clipboard