net-im/signal-desktop: fix dependencies

packages/net-im/signal-desktop/signal-desktop-1.12.0.exheres-0

@@ -17,12 +17,32 @@ RESTRICT="mirror"
 
 DEPENDENCIES="
     run:
+        dev-libs/atk
+        dev-libs/expat
+        dev-libs/glib:2
+        dev-libs/nspr
         dev-libs/nss
         gnome-platform/GConf:2
+        media-libs/fontconfig
         net-print/cups
+        sys-apps/dbus
+        sys-sound/alsa-lib
+        x11-libs/cairo[X]
+        x11-libs/gdk-pixbuf[X]
         x11-libs/gtk+:3[X]
+        x11-libs/libX11
         x11-libs/libXScrnSaver
+        x11-libs/libXcomposite
+        x11-libs/libXcursor
+        x11-libs/libXdamage
+        x11-libs/libXext
+        x11-libs/libXfixes
+        x11-libs/libXi
+        x11-libs/libXrandr
+        x11-libs/libXrender
         x11-libs/libXtst
+        x11-libs/libxcb
+        x11-libs/pango
 "
 
 BUGS_TO="hasufell@posteo.de"