Add changelog for 10.0.10, 10.1.7, 11.3.2, 12.1.2 and 12.2.0
Add changelog for 10.0.10, 10.1.7, 11.3.2, 12.1.2 and 12.2.0

Signed-off-by: Joas Schilling <ab43a7c9cb5b2380afc4ddf8b3e2583169b39a02@schilljs.com>

nextcloud/spreed,nextcloud/spreed,nextcloud/spreed