vim: move vim-nix to base vim config

home/vim-dev.nix

@@ -5,7 +5,6 @@
     # Language stuff
     nvim-lspconfig
     trouble-nvim
-    vim-nix
     rust-vim
     vim-go
   ];

home/vim.nix

@@ -14,6 +14,9 @@
       gruvbox-nvim
       fzfWrapper # The basic "built in" fzf stuff
       fzf-vim # The fancier opt in fzf stuff
+      # The only language plugin you always need... because if it's running nixos you
+      # *will* be editing nix files!
+      vim-nix
       # Git stuff
       fugitive
       vim-gitgutter