The 7.0 manual's major version upgrade procedure is missing zabbix-selinux-policy.
https://www.zabbix.com/documentation/7.0/en/manual/installation/upgrade/packages/rhel
zabbix-selinux-policy is also required.
The download site also installs zabbix-selinux-policy.
https://www.zabbix.com/jp/download?zabbix=7.0&os_distribution=alma_linux&os_version=10&components=server_frontend_agent&db=mysql&ws=apache