quaternion: 0.0.9.4 -> 0.0.9.4c

This is technically not needed as the changes only relate to appstream packaging
but as we are rebuilding it anyway due to libqmatrixclient changing, we might as
well.

pkgs/applications/networking/instant-messengers/quaternion/default.nix

@@ -37,6 +37,7 @@ let
   };
 
 in rec {
-  quaternion     = generic "0.0.9.4"     "12mkwiqqbi4774kwl7gha72jyf0jf547acy6rw8ry249zl4lja54" "" libqmatrixclient_0_5;
+  quaternion     = generic "0.0.9.4c"     "12mkwiqqbi4774kwl7gha72jyf0jf547acy6rw8ry249zl4lja54" "" libqmatrixclient_0_5;
+
   quaternion-git = quaternion;
 }