added nvim-colorizer.lua to neovim

nix/users/base/neovim/default.nix

@@ -41,6 +41,11 @@
         plugin = indent-blankline-nvim;
         config = toLuaFile ./plugins/indent.lua;
       }
+
+      {
+        plugin = nvim-colorizer-lua;
+        config = toLuaFile ./plugins/colorizer.lua;
+      }
     ];
   };
 }

nix/users/base/neovim/plugins/colorizer.lua

@@ -0,0 +1,7 @@
+local status, plugin = pcall(require, 'colorizer')
+if not status then
+    print('Error with plugin: ', plugin)
+    return
+end
+
+plugin.setup()