mpv: Don't enable JACK support by default

Packages should not depend on JACK by default to reduce dependency
bloat.

Issue #8990.

+1 -1
+1 -1
pkgs/applications/video/mpv/default.nix
··· 12 12 , bluraySupport ? true, libbluray ? null 13 13 , speexSupport ? true, speex ? null 14 14 , theoraSupport ? true, libtheora ? null 15 - , jackaudioSupport ? true, libjack2 ? null 15 + , jackaudioSupport ? false, libjack2 ? null 16 16 , pulseSupport ? true, libpulseaudio ? null 17 17 , bs2bSupport ? true, libbs2b ? null 18 18 # For screenshots