remove IPMI_CC_OK

Since IPMI_CC_OK declared in api.h has been gradually deprecated,
this submission will use ipmi::ccSuccess in api.hpp instead.

Change-Id: Iabc1e7172b5872a5fc94dad16cb3fcf71ca6cb3c
Signed-off-by: George Liu <liuxiwei@ieisystem.com>
diff --git a/storagehandler.cpp b/storagehandler.cpp
index ef5630c..a62f8f9 100644
--- a/storagehandler.cpp
+++ b/storagehandler.cpp
@@ -386,7 +386,7 @@
         *data_len = sizeof(nextRecordID) + readLength;
     }
 
-    return IPMI_CC_OK;
+    return ipmi::ccSuccess;
 }
 
 /** @brief implements the delete SEL entry command