[Full Changelog](https://github.com/vector-im/element-web/compare/v1.7.27...v1.7.28-rc.1) * Upgrade to React SDK 3.21.0-rc.1 and JS SDK 11.0.0-rc.1 * Switch back to release version of `sanitize-html` [\#17231](https://github.com/vector-im/element-web/pull/17231) * Bump url-parse from 1.4.7 to 1.5.1 [\#17199](https://github.com/vector-im/element-web/pull/17199) * Bump lodash from 4.17.20 to 4.17.21 [\#17205](https://github.com/vector-im/element-web/pull/17205) * Bump hosted-git-info from 2.8.8 to 2.8.9 [\#17219](https://github.com/vector-im/element-web/pull/17219) * Disable host checking on the webpack dev server [\#17194](https://github.com/vector-im/element-web/pull/17194) * Bump ua-parser-js from 0.7.23 to 0.7.24 [\#17190](https://github.com/vector-im/element-web/pull/17190)