Condense std::variants

Where possible, reduce to a single std::variant type to reduce binary
size.

Change-Id: I73b59765109ce1ccd7339f0e214d1ec3929e1ffc
Signed-off-by: Jason M. Bills <jason.m.bills@intel.com>
diff --git a/src/manufacturingcommands.cpp b/src/manufacturingcommands.cpp
index 42185a7..df47887 100644
--- a/src/manufacturingcommands.cpp
+++ b/src/manufacturingcommands.cpp
@@ -21,6 +21,7 @@
 #include <ipmid/api.hpp>
 #include <manufacturingcommands.hpp>
 #include <oemcommands.hpp>
+#include <types.hpp>
 
 #include <filesystem>
 #include <fstream>