V1.0.0 Beta 55

Pre-release build for TestFlight and Android APK (FCM + OSS). ## What's New - Improvements to new message divider positioning, by @edeuss - Fixed issue with captcha tests that required dragging items around, by @edeuss - Fixed unable to join 1:1 dm calls or group dm calls, by @edeuss ## Detailed changes ### Fixes - stale ScrollPosition breaking test (@edeuss) ([d19a4bc](https://github.com/fluxerapp/flutter_client/commit/d19a4bce449fa9df819fb8c30f947e36efed4f08)) - dragging test with hCaptcha (@edeuss) ([918addd](https://github.com/fluxerapp/flutter_client/commit/918addd671c5cd030b4f75ae0c60c1abbc568962)) - fade surface color (@edeuss) ([696d329](https://github.com/fluxerapp/flutter_client/commit/696d329190114e4573145b682324e52a11b83407)) - dm call eligibility checks (@edeuss) ([a2647bb](https://github.com/fluxerapp/flutter_client/commit/a2647bb0b57ca5750207f44ca54ebe13f23fde8c)) - improved new message divider positioning (@edeuss) ([89f8c0b](https://github.com/fluxerapp/flutter_client/commit/89f8c0be60ab5fd24f310490f8421e4313414148))