Change customer save before observer to listen for "customer_save_before" event#24

aligent-lturner wants to merge 1 commit intomage-os:mainmage-os/mageos-common-async-events:mainfrom

aligent-lturner:fix/customer_updated_eventaligent-lturner/mageos-common-async-events:fix/customer_updated_eventCopy head branch name to clipboard