Please update Vagrant in Fedora 30 from 2.2.3 to 2.2.4. The version check (which I see you removed on the master/rawhide/F31 branch. Thanks!) is bothering me.
vagrant-2.2.4-2.fc30 has been submitted as an update to Fedora 30. https://bodhi.fedoraproject.org/updates/FEDORA-2019-d5fbe2816e
vagrant-2.2.4-2.fc30 has been pushed to the Fedora 30 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2019-d5fbe2816e
Please test the update works for you.
I've tested some of my workflows, and it is working fine. No more nag to update to 2.2.4 :)
vagrant-2.2.4-2.fc30 has been pushed to the Fedora 30 stable repository. If problems still persist, please make note of it in this bug report.