JITMS: Update jitm js to remove jquery (#43783)

* Jitms: Update main js file to remove JQuery

We load this on every page.

* changelog

* Update projects/packages/jitm/src/js/jetpack-jitm.js

Co-authored-by: Copilot <[email protected]>

* Sure.

Co-authored-by: Copilot <[email protected]>

* Update encodeURIComponent(redirect)

Co-authored-by: Copilot <[email protected]>

* Replace DOMContentLoaded with domReady in jitm.js

Switched from using document.addEventListener('DOMContentLoaded') to the @wordpress/dom-ready package for improved compatibility with WordPress standards. No functional changes, just improved integration with the WordPress environment.

* Minor css fixes

* minor fix

Co-authored-by: Copilot <[email protected]>

* Update use to also add 'Content-Type': 'application/json'

Co-authored-by: Copilot <[email protected]>

---------

Co-authored-by: Copilot <[email protected]>

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/16472129662

Upstream-Ref: Automattic/jetpack@02e8a11

Author: enejb

CHANGELOG.md

@@ -28,6 +28,7 @@ This is an alpha version! The changes listed here are not final.
 - JITM: Fix ineffective caching due to expired plugin sync transient
 - Playground Importer: Fix query error generated by SQLite table with no entries in the data types cache table.
 - Private site: ensure private sites return a valid cookie expiration value
+- Update JITMs to remove jQuery dependency
 
 ## 7.0.0 - 2025-06-09
 ### Added

jetpack_vendor/automattic/jetpack-jitm/build/index.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('jquery', 'wp-api-fetch', 'wp-polyfill', 'wp-url'), 'version' => '0997a33b24034e958e27');
+<?php return array('dependencies' => array('wp-api-fetch', 'wp-dom-ready', 'wp-polyfill', 'wp-url'), 'version' => '4f5dad65bc7fe5289ff5');