test/data/manifests: update RHEL manifests

Updated only manifests for image types that were already in the
repository.

The commit also adds RHEL 10 manifests and removes manifests for distros
without minor version, rhel-7, rhel-8, and rhel-9.

Generated with:

    rm ./test/data/manifests/rhel*
    ./tools/gen-manifests 'rhel-*' '*' 'azure-rhui,gce-rhui,minimal-raw,openstack,qcow2,tar,vmdk'