Fix bad content types when sending unencrypted media event with additional content data#7519

Florian14 merged 1 commit intodevelopelement-hq/element-android:developfrom

bugfix/fre/unencrypted_media_event_json_typeelement-hq/element-android:bugfix/fre/unencrypted_media_event_json_typeCopy head branch name to clipboard