MT#58356 ntp: Use ntpsec.service instead of ntp.service

Even though the ntpsec.service contains an Alias for ntp.service,
that does not work for us when the service has not yet been installed,
so the first run will fail. Use the actual name to avoid this issue.

Change-Id: I8f0ee3b38390a7e58c3bbee65fd96bfd4b717dfa

templates/scripts/includes/deployment.sh

@@ -742,9 +742,9 @@ enable_ntp() {
 
     echo "Enabling NTP synchronization"
     timedatectl set-ntp true || true
-  elif systemctl cat ntp &>/dev/null ; then
-    echo "Ensuring ntp service is running"
-    systemctl start ntp
+  elif systemctl cat ntpsec &>/dev/null ; then
+    echo "Ensuring ntpsec service is running"
+    systemctl start ntpsec
 
     echo "Enabling NTP synchronization"
     timedatectl set-ntp true || true