Revert "dom0/spec: fix HVM settings on upgrade"

This reverts commit 4b44f977db.
This doesn't actually fix the problem, because in %post new qubes.py is already
installed and maxmem=memory is no longer true.

rpm_spec/core-dom0.spec

@@ -291,25 +291,6 @@ fi
 mkdir -p /var/lib/qubes/removed-udev-scripts
 mv -f /lib/udev/rules.d/69-xorg-vmmouse.rules /var/lib/qubes/removed-udev-scripts/ 2> /dev/null || :
 
-if [ "$1" -gt 1 ] ; then
-    # upgrade
-
-    # Fix HVM setting - meminfo-writer was erroneously enabled by default
-    cat << __EOF__ | python
-from qubes.qubes import QubesVmCollection
-qc = QubesVmCollection ()
-qc.lock_db_for_writing ()
-qc.load ()
-for vm in qc.values():
-    if vm.type == "HVM" and vm.memory == vm.maxmem:
-        vm.services['meminfo-writer'] = False
-
-qc.save()
-qc.unlock_db ()
-exit()
-__EOF__
-
-fi
 %clean
 rm -rf $RPM_BUILD_ROOT
 rm -f %{name}-%{version}