Move cm_unicode from packages to fonts

desktop.nix

@@ -73,6 +73,7 @@ in {
       cm_unicode
       google-fonts
       go-font
+      cm_unicode
 
       nonfree.corefonts
     ];

packages.nix

@@ -109,8 +109,6 @@ in {
     # x render
     vdpauinfo
 
-    cm_unicode
-
     # fonts
     gnome3.gnome-font-viewer
 
@@ -123,7 +121,7 @@ in {
 
     # x apps
     escrotum unstable.wire-desktop tightvnc
-    quaternion veracrypt evince krita gimp gnome3.gnome-maps unstable.blender
+    evince krita gimp gnome3.gnome-maps unstable.blender
     android-file-transfer darktable xournal gnome3.eog audacious audacity
     libreoffice electrum unstable.wireshark lmms gnome3.nautilus
     unstable.signal-desktop lxappearance-gtk3