update icon

lib/features/auth/presentation/pages/otp_verification_page.dart

@@ -9,6 +9,7 @@ import 'dart:async';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:go_router/go_router.dart';
 
 import 'package:worker/core/constants/ui_constants.dart';
@@ -242,7 +243,7 @@ class _OtpVerificationPageState extends ConsumerState<OtpVerificationPage> {
         backgroundColor: AppColors.white,
         elevation: AppBarSpecs.elevation,
         leading: IconButton(
-          icon: const Icon(Icons.arrow_back, color: Colors.black),
+          icon: const FaIcon(FontAwesomeIcons.arrowLeft, color: Colors.black, size: 20),
           onPressed: () => context.pop(),
         ),
         title: const Text(
@@ -280,7 +281,7 @@ class _OtpVerificationPageState extends ConsumerState<OtpVerificationPage> {
                     shape: BoxShape.circle,
                   ),
                   child: const Icon(
-                    Icons.shield_outlined,
+                    FontAwesomeIcons.shieldHalved,
                     size: 36,
                     color: AppColors.white,
                   ),