fix: bring back darkmode property in taiwlind config file to fix dark mode in web

Author: hamzamekk

tailwind.config.js

@@ -5,6 +5,7 @@ module.exports = {
   // NOTE: Update this to include the paths to all of your component files.
   content: ['./src/**/*.{js,jsx,ts,tsx}'],
   presets: [require('nativewind/preset')],
+  darkMode: 'class',
   theme: {
     extend: {
       fontFamily: {