sdbusplus: replace message::variant with std::variant

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I3ca37b91268fdbd8579d92d293997a3d49258a87
diff --git a/src/smbiosmdrv2handler.cpp b/src/smbiosmdrv2handler.cpp
index 59390d1..425a890 100644
--- a/src/smbiosmdrv2handler.cpp
+++ b/src/smbiosmdrv2handler.cpp
@@ -59,7 +59,7 @@
 }
 
 int MDRV2::sdplusMdrv2GetProperty(const std::string &name,
-                                  sdbusplus::message::variant<uint8_t> &value,
+                                  std::variant<uint8_t> &value,
                                   const std::string &service)
 {
     std::shared_ptr<sdbusplus::asio::connection> bus = getSdBus();