Add changelog for 228
This MR was automatically created from CI, https://gitlab.com/gitlab-org/gitter/gitter-android-app/-/jobs/136857350
We copied CURRENT_VERSION.txt
-> 228.txt
This MR was automatically created from CI, https://gitlab.com/gitlab-org/gitter/gitter-android-app/-/jobs/136857350
We copied CURRENT_VERSION.txt
-> 228.txt