[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v2.4.0...v2.4.1) * Upgrade deps [\#1046](https://github.com/matrix-org/matrix-js-sdk/pull/1046) * Ignore crypto events with no content [\#1043](https://github.com/matrix-org/matrix-js-sdk/pull/1043)