Add Keystone Domain to EmsInfra form
Add Keystone Domain to EmsInfra form

Keystone v2 can be disabled on newer OpenStack versions, we need allow Keystone v3
auth for EmsInfra. The missing thing was unspecified domain_id.

Adding the keystone_domain_id field to make Keystone v3 auth working on Infra providers.

Fixes https://bugzilla.redhat.com/show_bug.cgi?id=1554329

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic