Update education screen

[jmgasper]

Figma: https://www.figma.com/file/cqfqcGos3CXJCDjMVmmbwf/Onboarding---UI-Design?type=design&node-id=1-67&mode=design&t=oKVQkfciAcLbwK58-0

The education screen just needs to be reskinned. NOTE the design doesn't show the start date field in the modal popup, but I believe that to be an oversight, so we should keep it. We need the start date on the tile display of the education shown. The Graduated checkbox has been removed.

Screenshots

[suppermancool]

@jmgasper done in #713

[suppermancool]

@jmgasper i create another PR for fixing minor issue in #714