[Full Changelog](https://github.com/vector-im/element-desktop/compare/v1.7.4...v1.7.5-rc.1) * Settings v3: Update configs for new feature flag behaviour [\#135](https://github.com/vector-im/element-desktop/pull/135) * Add reaction preview labs flags to nightly [\#134](https://github.com/vector-im/element-desktop/pull/134)