Add OEM get BMC Version String command

Change-Id: If8704427844eee4f54173425a2b74787f939a9cf
Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com>
diff --git a/include/oemcommands.hpp b/include/oemcommands.hpp
index 4f8166f..49b66cd 100644
--- a/include/oemcommands.hpp
+++ b/include/oemcommands.hpp
@@ -29,6 +29,7 @@
 
 namespace general
 {
+static constexpr Cmd cmdGetBmcVersionString = 0x01;
 static constexpr Cmd cmdRestoreConfiguration = 0x02;
 static constexpr Cmd cmdGetSmSignal = 0x14;
 static constexpr Cmd cmdSetSmSignal = 0x15;