cawbird: 1.1.0 -> 1.2.1

- regular version bump to 1.2.0, then bugfix release on top
- changes: see
    - https://github.com/IBBoard/cawbird/releases/tag/v1.2.0
    - https://github.com/IBBoard/cawbird/releases/tag/v1.2.1

pkgs/applications/networking/cawbird/default.nix

@@ -16,18 +16,19 @@
 , wrapGAppsHook
 , gobject-introspection
 , glib-networking
+, librest
 , python3
 }:
 
 stdenv.mkDerivation rec {
-  version = "1.1.0";
+  version = "1.2.1";
   pname = "cawbird";
 
   src = fetchFromGitHub {
     owner = "IBBoard";
     repo = "cawbird";
     rev = "v${version}";
-    sha256 = "0zghryx5y47ff8kxa65lvgmy1cnhvhazxml7r1lxixxj3d88wh7p";
+    sha256 = "11s8x48syy5wjj23ab4bn5jxhi7l5sx7aw6q2ggk99v042hxh3h2";
   };
 
   nativeBuildInputs = [
@@ -50,6 +51,7 @@ stdenv.mkDerivation rec {
     dconf
     gspell
     glib-networking
+    librest
   ] ++ (with gst_all_1; [
     gstreamer
     gst-plugins-base