Update messaging.html

Author: godwinlaw-sfdc

rahul/sfw/messaging.html

@@ -10,8 +10,9 @@ <h2>godwin@sdb3.org</h2>
 	<!-- Edit page link -->
 	<p><a id="editThisPageLink" target="_blank" style="color:blue">Edit this page</a></p>
 	</br>
-
 	<script type='text/javascript'>
+		document.getElementById('editThisPageLink').href = "https://github.com/ESW1234/esw1234.github.io/edit/master" + window.location.pathname;
+
 		function initEmbeddedMessaging() {
 			try {
 				embeddedservice_bootstrap.settings.language = 'en_US'; // For example, enter 'en' or 'en-US'