[7.x] [Maps] Add layer type preview icons (#78650)#79104

Merged

nreese merged 1 commit intoelastic:7.xfrom nreese:backport/7.x/pr-78650

Oct 1, 2020

+299-7

Commits on Oct 1, 2020

[Maps] Add layer type preview icons (elastic#78650 )

elizabetdev
authored and
nreese
committed