Topology: change icon for Availability zone
Topology: change icon for Availability zone

https://bugzilla.redhat.com/show_bug.cgi?id=1389335
(transferred from ManageIQ/manageiq@2c33ba4a594b211972da11de319c7c43adbbf183)

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic