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

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I3ca37b91268fdbd8579d92d293997a3d49258a87
diff --git a/src/appcommands.cpp b/src/appcommands.cpp
index 870886e..8b37a1f 100644
--- a/src/appcommands.cpp
+++ b/src/appcommands.cpp
@@ -82,8 +82,7 @@
         sdbusplus::bus::match::rules::propertiesChanged(objInfo.first,
                                                         bmcStateIntf),
         [](sdbusplus::message::message& msg) {
-            std::map<std::string, sdbusplus::message::variant<std::string>>
-                props;
+            std::map<std::string, std::variant<std::string>> props;
             std::vector<std::string> inVal;
             std::string iface;
             try