Update profileScreen.dart

Author: thesmolbeann

lib/screens/profileScreen.dart

@@ -84,6 +84,15 @@ class _ProfileScreenState extends State<ProfileScreen> {
       appBar: AppBar(
         title: Text('Profile'),
         backgroundColor: Colors.blue,
+        leading: IconButton(
+          icon: Icon(Icons.arrow_back),
+          onPressed: () {
+            Navigator.pushReplacement(
+              context,
+              MaterialPageRoute(builder: (context) => HomeScreen()),
+            );
+          },
+        ),
       ),
       bottomNavigationBar: MyBottomNavigationBar(selectedIndexNavBar: 1),
       body: SingleChildScrollView(