Changeset filter design

Created by: rrhyne

Design filtering behavior for changesets.

• Determine use cases and user flows which should be accomplishable

Figma file:

https://www.figma.com/file/MxlqIj1eHeLrqr1BWGIXlL/Changeset-filter-design-%2316780?node-id=0%3A1&viewport=2732%2C1046%2C1