openpower-pels: react to PLDM API change

The PLDM NewFileAvailable request now takes in a uint64 file size
instead of uint32. A corresponding request buffer size correction has
been added.

Change-Id: I68f4a69164b4a3924f48621f94d5492eab230f0e
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/extensions/openpower-pels/pldm_interface.cpp b/extensions/openpower-pels/pldm_interface.cpp
index 8e60315..20ecc53 100644
--- a/extensions/openpower-pels/pldm_interface.cpp
+++ b/extensions/openpower-pels/pldm_interface.cpp
@@ -139,7 +139,7 @@
 void PLDMInterface::doSend(uint32_t id, uint32_t size)
 {
     std::array<uint8_t, sizeof(pldm_msg_hdr) + sizeof(pelFileType) +
-                            sizeof(id) + sizeof(size)>
+                            sizeof(id) + sizeof(uint64_t)>
         requestMsg;
 
     auto request = reinterpret_cast<pldm_msg*>(requestMsg.data());