gh-91217: deprecate-sndhdr (#91806)

Also inline necessary functionality from `sndhdr` into `email.mime.audio` for `MIMEAudio`.

Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>

Brett Cannon committed 4y ago

e7929cba169349776e78ff86143b24d0122b2cdd

Parent: 5576ddb

Committed by GitHub <noreply@github.com> on 4/22/2022, 10:48:03 PM