mal4s: fix compile failure.

[jn: fix boost dependency]

Closes #32225.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
mal4s 1.2.5

Closes #32299.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
ffmpeg 2.4
ffmpeg: update 2.4 bottle.
mal4s: add 1.2.5 bottle.