dnsmasq lease: add image tasks for creating tmpfiles.d configuration

Since user move directories in /var/lib aren't deployed in sota images.
So create them by systemd's tmpfiles.d.

/var/lib/misc is required for dnsmasq lease file.

BugzID: 56729

Signed-off-by: Ramon Moesching <ramon.moesching@netmodule.com>

recipes-core/images/includes/image-preprocessing.inc

@@ -1,4 +1,4 @@
-IMAGE_PREPROCESS_COMMAND_sota += " moveRPMDatabase;"
+IMAGE_PREPROCESS_COMMAND_sota += " moveRPMDatabase; dnsmasqlease;"
 
 
 # Change the location of /var/lib/rpm to /usr/lib/rpm.
@@ -9,3 +9,10 @@ moveRPMDatabase() {
  rm -r var/lib/rpm
  echo "L /var/lib/rpm - - - - /usr/lib/rpm" > etc/tmpfiles.d/ostree-rpm.conf
 }
+
+dnsmasqlease() {
+ cd ${WORKDIR}/rootfs
+ mkdir -p var/lib/misc
+ echo "d /var/lib/misc 0755 - - -" > etc/tmpfiles.d/dnsmasq-leasesdir.conf
+ cd -
+}