openssh: Remove systemd support which is merged in oe-core

OE-Core has been updated to support openssh with systemd. Stuff here is
not required anymore.

Signed-off-by: Muhammad Shakeel <muhammad_shakeel@mentor.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-systemd/oe-core/recipes-connectivity/openssh/openssh/sshd.socket

@@ -1,11 +0,0 @@
-[Unit]
-Conflicts=sshd.service
-
-[Socket]
-ExecStartPre=/bin/mkdir -p /var/run/sshd
-ListenStream=22
-Accept=yes
-
-[Install]
-WantedBy=sockets.target
-Also=sshdgenkeys.service

meta-systemd/oe-core/recipes-connectivity/openssh/openssh/sshd@.service

@@ -1,9 +0,0 @@
-[Unit]
-Description=OpenSSH Per-Connection Daemon
-After=sshdgenkeys.service
-
-[Service]
-ExecStart=-/usr/sbin/sshd -i
-ExecReload=/bin/kill -HUP $MAINPID
-StandardInput=socket
-StandardError=syslog

meta-systemd/oe-core/recipes-connectivity/openssh/openssh/sshdgenkeys.service

@@ -1,10 +0,0 @@
-[Unit]
-Description=SSH Key Generation
-
-[Service]
-ExecStart=/usr/bin/ssh-keygen -A
-Type=oneshot
-RemainAfterExit=yes
-
-[Install]
-WantedBy=multi-user.target

meta-systemd/oe-core/recipes-connectivity/openssh/openssh_6.2p2.bbappend

@@ -1,19 +1,3 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
-
-SYSTEMD_PACKAGES = "${PN}-sshd"
-SYSTEMD_SERVICE_${PN}-sshd = "sshd.socket"
-FILES_${PN}-sshd += "${systemd_unitdir}/system/sshd.socket"
 RPROVIDES_${PN}-sshd += "${PN}-sshd-systemd"
 RREPLACES_${PN}-sshd += "${PN}-sshd-systemd"
 RCONFLICTS_${PN}-sshd += "${PN}-sshd-systemd"
-
-inherit systemd
-
-SRC_URI += "file://sshd.socket file://sshd@.service file://sshdgenkeys.service"
-do_install_append() {
-    install -d ${D}${systemd_unitdir}/system
-    install -m 0644 ${WORKDIR}/sshd.socket ${D}${systemd_unitdir}/system
-    install -m 0644 ${WORKDIR}/sshd@.service ${D}${systemd_unitdir}/system
-    install -m 0644 ${WORKDIR}/sshdgenkeys.service ${D}${systemd_unitdir}/system
-}
-