upgrade openssh-server package from v1:9.2p1-2+deb12u1 to v1:9.2p1-2+deb12u2

https://salsa.debian.org/ssh-team/openssh/-/commit/152c9d0d44ccd3baaea9857050639a7782ea3fcf

Dockerfile

@@ -10,7 +10,7 @@ ARG GIT_ANNEX_PACKAGE_VERSION=10.20230126-3
 ARG GIT_PACKAGE_VERSION=1:2.39.2-1.1
 # https://www.openssh.com/releasenotes.html
 # https://salsa.debian.org/ssh-team/openssh/-/blob/master/debian/changelog
-ARG OPENSSH_SERVER_PACKAGE_VERSION=1:9.2p1-2+deb12u1
+ARG OPENSSH_SERVER_PACKAGE_VERSION=1:9.2p1-2+deb12u2
 ARG TINI_PACKAGE_VERSION=0.19.0-1
 ARG USER=git
 ARG GITOLITE_HOME_PATH=/var/lib/gitolite