archlinux: follow fedora20 qubes agent improvement

archlinux/PKGBUILD

@@ -13,7 +13,7 @@ arch=("x86_64")
 url="http://qubes-os.org/"
 license=('GPL')
 groups=()
-depends=(qubes-libvchan qubes-vm-utils imagemagick ntp zenity)
+depends=(qubes-libvchan qubes-vm-utils imagemagick ntp zenity notification-daemon)
 makedepends=(qubes-vm-utils)
 checkdepends=()
 optdepends=()