UTIL:D1 keyword added to backup restore.

UTIL:D1 keywords needs to be backed up and restored
as the case may be to either the cache or hardware.

On Hardware based back up storage it will be backed to VSBK:D1

Change-Id: I7f79532b216468751525aa81282e342b6ba6fb20
Signed-off-by: Giridhari Krishna <giridharikrishnan@gmail.com>
diff --git a/ibm_vpd_utils.hpp b/ibm_vpd_utils.hpp
index 5c2a251..d74e4c3 100644
--- a/ibm_vpd_utils.hpp
+++ b/ibm_vpd_utils.hpp
@@ -51,6 +51,8 @@
     {"UTIL",
      {inventory::SystemKeywordInfo("D0", Binary(1, 0x00), true, true, "VSBK",
                                    "D0"),
+      inventory::SystemKeywordInfo("D1", Binary(1, 0x00), true, true, "VSBK",
+                                   "D1"),
       inventory::SystemKeywordInfo("F0", Binary(8, 0x00), false, true, "VSBK",
                                    "F0"),
       inventory::SystemKeywordInfo("F5", Binary(16, 0x00), false, true, "VSBK",