Remove documentation for non-existing socket class attributes (GH-28029)

The functions in question are available on the module-level only.
(cherry picked from commit 34d82ce7cb82a8f5e2e83417d66d9aa319f3bb69)

Co-authored-by: Matti Picus <matti.picus@gmail.com>

Miss Islington (bot) committed 4y ago

a272ffef33d956a1d5bcb4712f95490330a5c5d7

Parent: 31be544

Committed by GitHub <noreply@github.com> on 9/7/2021, 6:46:34 PM