emacs-28 updated (80c5327195 -> f9f92772dc)

[Stefan Kangas]

skangas pushed a change to branch emacs-28.

      from  80c5327195 Make some versions in docs match package version
       new  d89e65c638 Update acknowledgments
       new  f9f92772dc ; Normalize email


Summary of changes:
 doc/emacs/ack.texi                 |  5 +++++
 doc/emacs/emacs.texi               | 32 ++++++++++++++++----------------
 lisp/textmodes/etc-authors-mode.el |  2 +-
 3 files changed, 22 insertions(+), 17 deletions(-)