chore: remove Applitools visual testing integration (#37873)

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

docs/developer_portal/guidelines/frontend-style-guidelines.md

@@ -47,5 +47,5 @@ This is a list of statements that describe how we do frontend development in Sup
   - We do not debate code formatting style in PRs, instead relying on automated tooling to enforce it.
   - If there's not a linting rule, we don't have a rule!
   - See: [Linting How-Tos](../contributing/howtos#typescript--javascript)
-- We use [React Storybook](https://storybook.js.org/) and [Applitools](https://applitools.com/) to help preview/test and stabilize our components
+- We use [React Storybook](https://storybook.js.org/) to help preview/test and stabilize our components
   - A public Storybook with components from the `master` branch is available [here](https://apache-superset.github.io/superset-ui/?path=/story/*)

docs/docusaurus.config.ts

@@ -636,7 +636,6 @@ const config: Config = {
       copyright: `
           <div class="footer__ci-services">
             <span>CI powered by</span>
-            <a href="https://applitools.com/" target="_blank" rel="nofollow noopener noreferrer"><img src="/img/applitools.png" alt="Applitools" title="Applitools - Visual Testing" /></a>
             <a href="https://www.netlify.com/" target="_blank" rel="nofollow noopener noreferrer"><img src="/img/netlify.png" alt="Netlify" title="Netlify - Deploy Previews" /></a>
           </div>
           <p>Copyright © ${new Date().getFullYear()},

docs/i18n/en/docusaurus-theme-classic/footer.json

@@ -1,6 +1,6 @@
 {
   "copyright": {
-    "message": "\n          <div class=\"footer__ci-services\">\n            <span>CI powered by</span>\n            <a href=\"https://applitools.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><img src=\"/img/applitools.png\" alt=\"Applitools\" title=\"Applitools - Visual Testing\" /></a>\n            <a href=\"https://www.netlify.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><img src=\"/img/netlify.png\" alt=\"Netlify\" title=\"Netlify - Deploy Previews\" /></a>\n          </div>\n          <p>Copyright © 2026,\n          The <a href=\"https://www.apache.org/\" target=\"_blank\" rel=\"noreferrer\">Apache Software Foundation</a>,\n          Licensed under the Apache <a href=\"https://apache.org/licenses/LICENSE-2.0\" target=\"_blank\" rel=\"noreferrer\">License</a>.</p>\n          <p><small>Apache Superset, Apache, Superset, the Superset logo, and the Apache feather logo are either registered trademarks or trademarks of The Apache Software Foundation. All other products or name brands are trademarks of their respective holders, including The Apache Software Foundation.\n          <a href=\"https://www.apache.org/\" target=\"_blank\">Apache Software Foundation</a> resources</small></p>\n          <img class=\"footer__divider\" src=\"/img/community/line.png\" alt=\"Divider\" />\n          <p>\n            <small>\n              <a href=\"/docs/security/\" target=\"_blank\" rel=\"noreferrer\">Security</a>&nbsp;|&nbsp;\n              <a href=\"https://www.apache.org/foundation/sponsorship.html\" target=\"_blank\" rel=\"noreferrer\">Donate</a>&nbsp;|&nbsp;\n              <a href=\"https://www.apache.org/foundation/thanks.html\" target=\"_blank\" rel=\"noreferrer\">Thanks</a>&nbsp;|&nbsp;\n              <a href=\"https://apache.org/events/current-event\" target=\"_blank\" rel=\"noreferrer\">Events</a>&nbsp;|&nbsp;\n              <a href=\"https://apache.org/licenses/\" target=\"_blank\" rel=\"noreferrer\">License</a>&nbsp;|&nbsp;\n              <a href=\"https://privacy.apache.org/policies/privacy-policy-public.html\" target=\"_blank\" rel=\"noreferrer\">Privacy</a>\n            </small>\n          </p>\n          <!-- telemetry/analytics pixel: -->\n          <img referrerPolicy=\"no-referrer-when-downgrade\" src=\"https://static.scarf.sh/a.png?x-pxid=39ae6855-95fc-4566-86e5-360d542b0a68\" />\n          ",
+    "message": "\n          <div class=\"footer__ci-services\">\n            <span>CI powered by</span>\n            <a href=\"https://www.netlify.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><img src=\"/img/netlify.png\" alt=\"Netlify\" title=\"Netlify - Deploy Previews\" /></a>\n          </div>\n          <p>Copyright © 2026,\n          The <a href=\"https://www.apache.org/\" target=\"_blank\" rel=\"noreferrer\">Apache Software Foundation</a>,\n          Licensed under the Apache <a href=\"https://apache.org/licenses/LICENSE-2.0\" target=\"_blank\" rel=\"noreferrer\">License</a>.</p>\n          <p><small>Apache Superset, Apache, Superset, the Superset logo, and the Apache feather logo are either registered trademarks or trademarks of The Apache Software Foundation. All other products or name brands are trademarks of their respective holders, including The Apache Software Foundation.\n          <a href=\"https://www.apache.org/\" target=\"_blank\">Apache Software Foundation</a> resources</small></p>\n          <img class=\"footer__divider\" src=\"/img/community/line.png\" alt=\"Divider\" />\n          <p>\n            <small>\n              <a href=\"/docs/security/\" target=\"_blank\" rel=\"noreferrer\">Security</a>&nbsp;|&nbsp;\n              <a href=\"https://www.apache.org/foundation/sponsorship.html\" target=\"_blank\" rel=\"noreferrer\">Donate</a>&nbsp;|&nbsp;\n              <a href=\"https://www.apache.org/foundation/thanks.html\" target=\"_blank\" rel=\"noreferrer\">Thanks</a>&nbsp;|&nbsp;\n              <a href=\"https://apache.org/events/current-event\" target=\"_blank\" rel=\"noreferrer\">Events</a>&nbsp;|&nbsp;\n              <a href=\"https://apache.org/licenses/\" target=\"_blank\" rel=\"noreferrer\">License</a>&nbsp;|&nbsp;\n              <a href=\"https://privacy.apache.org/policies/privacy-policy-public.html\" target=\"_blank\" rel=\"noreferrer\">Privacy</a>\n            </small>\n          </p>\n          <!-- telemetry/analytics pixel: -->\n          <img referrerPolicy=\"no-referrer-when-downgrade\" src=\"https://static.scarf.sh/a.png?x-pxid=39ae6855-95fc-4566-86e5-360d542b0a68\" />\n          ",
     "description": "The footer copyright"
   }
 }