Improve and homogenize components that depend on UI state (info, success, danger, warning, muted)

We need changes in ExoPalette and components that depend on UI state as explained in points 2, 8.b, and 12 of #668 (closed).

changed milestone to %CodeCove + IU statement of work 01

added ~5986752 UI/UX labels

assigned to @jaladh-singhal

set weight to 2

Addressed by !660 (merged)

closed

mentioned in issue #668 (closed)