LPS-39790 - Message notifying updates in the site template cannot be read because of dockbar

https://issues.liferay.com/browse/LPS-39790

[Screenshots](https://www.evernote.com/shard/s241/sh/158feb70-335e-402f-9d55-c09b253c0d9a/424e869c599843f61f54ca1c82864bef)