Eliminate use of stable

Take all references to Nix stable out
Take out hm stable and other inputs th also depended on it
Clean up some lints and deadnix code

home/modules/baseline/vim/config.nix

@@ -1,9 +1,4 @@
-{
-  config,
-  pkgs,
-  lib,
-  ...
-}:
+{ config, pkgs, ... }:
 let
   vim-xonsh = pkgs.vimUtils.buildVimPlugin {
     name = "vim-xonsh";
@@ -157,7 +152,8 @@ in
     };
     neo-tree.enable = true;
     notify.enable = true;
-  } // (if (lib.versionAtLeast lib.version "24.11") then { web-devicons.enable = true; } else { });
+    web-devicons.enable = true;
+  };
   userCommands = {
     Ggr = {
       command = "Ggrep! <q-args> | cw | redraw!";