chore: remove deprecated code

Author: blaggacao

cells/presets/nixago.nix

@@ -1,40 +1,4 @@
 inputs: let
   removeBy = import ./cells/std/errors/removeBy.nix {inherit inputs;};
 in {
-  warnOldActionInterface = actions:
-    removeBy "March 2023" ''
-      The action interface has chaged from:
-        { system, flake, fragment, fragmentRelPath }
-      To:
-        { system, target, fragment, fragmentRelPath }
-
-      Please adjust the following actions:
-
-      ${builtins.concatStringsSep "\n" (map (a: " - ${a.name}: ${(builtins.unsafeGetAttrPos "name" a).file}") actions)}
-    '';
-
-  warnNixagoOutfactored = removeBy "May 2023" ''
-    std.presets.nixago has been outfactored into its own repository.
-
-    Add to your flake.nix
-
-    inputs.std-data-collection.url = "github:divnix/std-data-collection";
-    inputs.std-data-collection.inputs.std.follows = "std";
-    inputs.std-data-collection.inputs.nixpkgs.follows = "nixpkgs";
-
-    Replace accessors of
-      `inputs.std.presets.nixago`
-    with
-      `inputs.std-data-collection.data.configs`
-  '';
-
-  warnNixagoMoved = removeBy "May 2023" ''
-    In order to improve semantic clarity,
-    std.std.nixago has been moved to std.lib.cfg.
-
-    Replace accessors of
-      `inputs.std.std.nixago`
-    with
-      `inputs.std.lib.cfg`
-  '';
 }

cells/std/nixago.nix

@@ -15,7 +15,6 @@ growOn {
     (blockTypes.runnables "cli" {ci.build = true;})
     (blockTypes.functions "devshellProfiles")
     (blockTypes.functions "errors")
-    (blockTypes.nixago "nixago")
     (blockTypes.installables "packages" {ci.build = true;})
 
     # lib