oem-ibm: dump: react to D-Bus object path change

Dump APIs that PLDM cared about are implemented on
/xyz/openbmc_project/dump/system now.

Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
Change-Id: I838ef63bccd0dfba3b0cedb2e1ed51cd92e02425
diff --git a/oem/ibm/libpldmresponder/file_io_type_dump.cpp b/oem/ibm/libpldmresponder/file_io_type_dump.cpp
index a99deca..7fe4944 100644
--- a/oem/ibm/libpldmresponder/file_io_type_dump.cpp
+++ b/oem/ibm/libpldmresponder/file_io_type_dump.cpp
@@ -26,7 +26,7 @@
 
 static constexpr auto nbdInterfaceDefault = "/dev/nbd1";
 static constexpr auto dumpEntry = "xyz.openbmc_project.Dump.Entry";
-static constexpr auto dumpObjPath = "/xyz/openbmc_project/dump";
+static constexpr auto dumpObjPath = "/xyz/openbmc_project/dump/system";
 
 int DumpHandler::fd = -1;