feat: initial feature-flagged, draft new autocompleter MONGOSH-2036#2424

Draft

lerouxb wants to merge 6 commits intomainfrom

use-new-autocomplete

Commits on Apr 1, 2025

Initial feature-flagged, draft new autocompleter.
lerouxb
committed

Commits on Apr 2, 2025

Commits on Apr 4, 2025

use the new mongodb-schema
lerouxb
committed