chore: update live-preview-utils to version 4.1.2 in README

Author: hiteshshetty-dev

README.md

@@ -16,7 +16,7 @@ Alternatively, if you want to include the package directly in your website HTML
 
 ```html
 <script type='module' crossorigin="anonymous">
-     import ContentstackLivePreview from 'https://esm.sh/@contentstack/live-preview-utils@4.1.1';
+     import ContentstackLivePreview from 'https://esm.sh/@contentstack/live-preview-utils@4.1.2';
 
      ContentstackLivePreview.init({
         stackDetails: {