help: Document new polls UI.

Updates article to follow current help center documentation patterns,
and documents the new polls UI.

Fixes #27849.
This commit is contained in:
David Rosa
2023-11-27 19:18:35 -08:00
committed by Tim Abbott
parent 0e575a491f
commit 2b0476f5d0
2 changed files with 100 additions and 20 deletions

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