[3.12] Remove an inaccurate note from `socket.recv` (GH-129733) (#129735)

Remove an inaccurate note from `socket.recv` (GH-129733)

Remove an inaccurate note from socket.recv.
(cherry picked from commit ded54c3baa57f6727be809f13633b393241c164a)

Co-authored-by: Gregory P. Smith <greg@krypto.org>