openssh: add /lib/systemd/system/ssh.socket to server package
openssh: add /lib/systemd/system/ssh.socket to server package

It should be included in any of the packages to avoid QE error,
but ssh.service will be prior because it is SYSTEMD_SERVICE_${PN}.

Signed-off-by: Toshiko YOSHIDA <311de952d79aff7d5c68e1437a41a732e1c05c82@toshiba.co.jp>

nghiaht-tsdv/meta-debian,meta-debian/meta-debian,tienlee/meta-debian,meta-debian/meta-debian,meta-debian/meta-debian,nghiaht-tsdv/meta-debian,tienlee/meta-debian,tienlee/meta-debian,nghiaht-tsdv/meta-debian,tienlee/meta-debian,meta-debian/meta-debian,nghiaht-tsdv/meta-debian,tienlee/meta-debian,nghiaht-tsdv/meta-debian,meta-debian/meta-debian,meta-debian/meta-debian,nghiaht-tsdv/meta-debian,tienlee/meta-debian