Removing utils.cpp

Removed utils.cpp and using it from libipmid, Also updated
as per new ipmid code.

Change-Id: Ife5241104c7c093a9f3125a7c56b1c67fa203d97
Signed-off-by: Vijay Khemka <vijaykhemka@fb.com>
diff --git a/include/storagecommands.hpp b/include/storagecommands.hpp
index f9b1ed5..9e2d79b 100644
--- a/include/storagecommands.hpp
+++ b/include/storagecommands.hpp
@@ -15,7 +15,7 @@
  */
 
 #pragma once
-#include <phosphor-ipmi-host/sensorhandler.hpp>
+#include "sdrutils.hpp"
 
 static constexpr uint8_t ipmiSdrVersion = 0x51;