Merge pull request NixOS#79212 from primeos/cleanup

dmenu2, tdesktopPackages: Remove the deprecation messages

pkgs/top-level/all-packages.nix

@@ -18615,12 +18615,6 @@ in
 
   dmenu = callPackage ../applications/misc/dmenu { };
 
-  # TODO (@primeos): Remove after the 19.09 branch-off:
-  dmenu2 = throw ''
-    The fork "dmenu2" is not maintained by upstream anymore. Please use the
-    original "dmenu" instead.
-  '';
-
   dmensamenu = callPackage ../applications/misc/dmensamenu {
     inherit (python3Packages) buildPythonApplication requests;
   };
@@ -21663,13 +21657,6 @@ in
 
   taskopen = callPackage ../applications/misc/taskopen { };
 
-  # TODO (@primeos): Remove after the 19.09 branch-off:
-  tdesktopPackages = throw ''
-    The attributes "tdesktopPackages.*" where removed as the preview version
-    will not be maintained anymore (there are regular stable releases and we
-    depend on the patches from Arch Linux which only track the stable version
-    as well). Please switch to "tdesktop" (stable version).
-  '';
   tdesktop = qt5.callPackage ../applications/networking/instant-messengers/telegram/tdesktop { };
 
   telepathy-gabble = callPackage ../applications/networking/instant-messengers/telepathy/gabble { };