Part 2 - Corpus Management more info - add row expansion
Design figma: https://www.figma.com/file/eSIeuIPKFwEDs4X9ky2O5E/Corpus-Registry?node-id=661%3A0
Add row expansion behind feature flag and show all corpus contents:
Unknowns
- Name of the field
Implementation Plan
- Mock out corpus files
- Leverage row details support as documented here https://bootstrap-vue.org/docs/components/table
- Render and iterate through the list of files
- Add Chevron icon with open and closed states
- Add unit tests