Prep for public review: regenerate some docs, populate term-level issues in new ltc repo

[essvee]

Part of end-stage-review QC work (ref notes from 18th May 2023).

When everything else to do with the standard docs is finished finished:

• [ ] Regenerate categories and namespace-specific csvs
• [ ] Generate term issues in new ltc repo
• [ ] Refresh Power BI browser