PEL: Update location code D-Bus interface

The com.ibm.ipzvpd interface is being deprecated, so switch to the
replacement one.

Signed-off-by: Matt Spinler <spinler@us.ibm.com>
Change-Id: I221925a5b970e63d37bb0add3beb0034a7928645
diff --git a/extensions/openpower-pels/data_interface.cpp b/extensions/openpower-pels/data_interface.cpp
index 44370fc..fecaa49 100644
--- a/extensions/openpower-pels/data_interface.cpp
+++ b/extensions/openpower-pels/data_interface.cpp
@@ -76,7 +76,7 @@
     "xyz.openbmc_project.Inventory.Item.Board.Motherboard";
 constexpr auto viniRecordVPD = "com.ibm.ipzvpd.VINI";
 constexpr auto vsbpRecordVPD = "com.ibm.ipzvpd.VSBP";
-constexpr auto locCode = "com.ibm.ipzvpd.Location";
+constexpr auto locCode = "xyz.openbmc_project.Inventory.Decorator.LocationCode";
 constexpr auto compatible =
     "xyz.openbmc_project.Configuration.IBMCompatibleSystem";
 constexpr auto vpdManager = "com.ibm.VPD.Manager";