switch back to old colorizer to avoid breaking changes

lua/conf/plugins/nvim-colorizer.lua

@@ -1,11 +1,9 @@
-return { 'NvChad/nvim-colorizer.lua',
+return { 'norcalli/nvim-colorizer.lua',
-  disable = vim.version().minor < 7 and not vim.fn.has("termguicolors"),
+  disable = vim.version().minor < 4 and not vim.fn.has("termguicolors"),
   function()
-    require('colorizer').setup {
+    require('colorizer').setup(nil, {
-      user_default_options = {
       names = false,
       css = true
-      }
+    })
-    }
   end
 }