master updated (ca1ce00854 -> 339945c05a)

[Stefan Kangas]

skangas pushed a change to branch master.

      from  ca1ce00854 Pacify compiler warning in xterm.c
      adds  fc212364ce ; Fix typo.
      adds  cf38e1c393 Clarify image file search
       new  339945c05a Merge from origin/emacs-28


Summary of changes:
 doc/emacs/ack.texi       |  2 +-
 doc/lispref/display.texi | 11 ++++++-----
 lisp/image.el            |  5 +++--
 3 files changed, 10 insertions(+), 8 deletions(-)