it seems to be this problem
I tried to install it again with version 4.4.6-2021051809 and I get this message.
[ INFO ] TASK [ovirt.ovirt.hosted_engine_setup : Open a port on firewalld]
[ ERROR ] fatal: [localhost]: FAILED! => {"changed": false, "msg":
"ERROR: Exception caught: org.fedoraproject.FirewallD1.Exception: ALREADY_ENABLED:
'6900:tcp' already in 'public' Non-permanent operation"}