baudline: use jack2 instead of jack1

Otherwise it doesn't connect with the rest of the system.

[Bjørn: I think this is a symptom of jack1 packaging problem in nixpkgs.
The two libraries are _supposed_ to be interchangeable.]

pkgs/applications/audio/baudline/default.nix

···
-{ stdenv, fetchurl, libXmu, libXt, libX11, libXext, libXxf86vm, jack
+{ stdenv, fetchurl, libXmu, libXt, libX11, libXext, libXxf86vm, libjack2
 , makeWrapper
 }:
 
 let
   rpath = stdenv.lib.makeLibraryPath
-    [ libXmu libXt libX11 libXext libXxf86vm jack ];
+    [ libXmu libXt libX11 libXext libXxf86vm libjack2 ];
 in
 stdenv.mkDerivation rec {
   name = "baudline-${version}";

pkgs/top-level/all-packages.nix

···
 
   batti = callPackage ../applications/misc/batti { };
 
-  baudline = callPackage ../applications/audio/baudline {
-    jack = jack1;
-  };
+  baudline = callPackage ../applications/audio/baudline { };
 
 
   bazaar = callPackage ../applications/version-management/bazaar { };