Commit 51aad1a672 ("ACPICA: Finish support for the CDAT table")
did not add utcksum.o to the acpidump Makefile by mistake.
Do that now.
Fixes: 51aad1a672 ("ACPICA: Finish support for the CDAT table")
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>