Enhanced email validation regex pattern

Added a comprehensive regex pattern for email validation.

Author: SumithThota

Client-Side Components/Client Scripts/Validate Email Format/ValidateEmailFormat.js

@@ -2,6 +2,7 @@
 
 function onSubmit() {
     var emailField = g_form.getValue('email');
+    //Comprehensive Email Regex Pattern added Successfully
     var emailPattern = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
 
     if (!emailPattern.test(emailField)) {