dhall-text: remove at 1.0.18

dhall-text has been deprecated upstream and no longer builds with the
other dhall packages we are shipping.

pkgs/top-level/aliases.nix

@@ -256,6 +256,7 @@ mapAliases ({
   demjson = with python3Packages; toPythonApplication demjson; # Added 2022-01-18
   desktop_file_utils = throw "'desktop_file_utils' has been renamed to/replaced by 'desktop-file-utils'"; # Converted to throw 2022-02-22
   devicemapper = throw "'devicemapper' has been renamed to/replaced by 'lvm2'"; # Converted to throw 2022-02-22
+  dhall-text = throw "'dhall-text' has been deprecated in favor of the 'dhall text' command from 'dhall'"; # Added 2022-03-26
   digikam5 = throw "'digikam5' has been renamed to/replaced by 'digikam'"; # Converted to throw 2022-02-22
   displaycal = throw "displaycal has been removed from nixpkgs, as it hasn't migrated to python3"; # Added 2022-01-12
   dmtx = throw "'dmtx' has been renamed to/replaced by 'dmtx-utils'"; # Converted to throw 2022-02-22

pkgs/top-level/all-packages.nix

@@ -13787,8 +13787,6 @@ with pkgs;
 
   dhall-nixpkgs = haskell.lib.compose.justStaticExecutables haskellPackages.dhall-nixpkgs;
 
-  dhall-text = haskell.lib.compose.justStaticExecutables haskellPackages.dhall-text;
-
   dhallPackages = recurseIntoAttrs (callPackage ./dhall-packages.nix { });
 
   duktape = callPackage ../development/interpreters/duktape { };

pkgs/top-level/release-haskell.nix

@@ -157,7 +157,6 @@ let
         dhall-lsp-server
         dhall-json
         dhall-nix
-        dhall-text
         diagrams-builder
         elm2nix
         fffuu