After v4.0.0 stable gets released, as existing translations get updated or completely new v4 translations get created, we can start adding entries back to the list.

http://v4.bootcss.com

Fixes grammatical erratum from cf7819d8

Fix #17234

update broken holder.min.js link

Fix #17175

X-Ref Original Against Wrong Branch: #17179

Calls out the new `.table-inverse`, `.table-reflow`, `.thead-default` and `.thead-inverse`

Audit the new table variants in V4 that aren't in V3

Fix #17177

Simplest example is using horizontal variants using rows.