Add support for the ':data' keyword for play-sound in MS-Windows.
* src/sound.c (parse_sound) [WINDOWSNT]: Check that either :file
or :data is present.
(do_play_sound): Added parameter to select file or data, and code to
play from data.
(Fplay_sound_internal): Fixed volume format, and send file or data
to 'do_play_sound'. (Bug#74863)
* etc/NEWS: Add entry for this change.
* etc/PROBLEMS: Remove entry about missing support for :data.
(cherry picked from commit
fd529bbd076d14087d70c50d94bc9ef231cf1997)