These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.59 s (backtrack: 0/20).

[ebuild  N     ] net-misc/openssh-contrib-9.7_p1-r4::gentoo  USE="X pam pie ssl -X509 -audit -debug -hpn -kerberos -ldns -libedit -livecd -security-key (-selinux) -static -test -verify-sig -xmss" 1806 KiB
[uninstall     ] net-misc/openssh-10.2_p1-r1::gentoo  USE="pam ssl -audit (-debug) -kerberos -ldns -libedit -livecd -security-key (-selinux) -static -test -verify-sig" 
[blocks b      ] net-misc/openssh-contrib ("net-misc/openssh-contrib" is soft blocking net-misc/openssh-10.2_p1-r1)
[blocks b      ] net-misc/openssh ("net-misc/openssh" is soft blocking net-misc/openssh-contrib-9.7_p1-r4)

Total: 1 package (1 new, 1 uninstall), Size of downloads: 1806 KiB
Conflict: 2 blocks (all satisfied)