sdbus++: use non-deprecated namespaces

The sdbusplus repository has deprecated some namespaces and they are
currently only enabled with the SDBUSPP_REMOVE_DEPRECATED_NAMESPACE
guard.  Switch to the new namespace names.

Change-Id: Iaab6df118eb4dc65139e759dcb22851422f88389
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/item_updater.cpp b/item_updater.cpp
index 5613a49..4b170db 100644
--- a/item_updater.cpp
+++ b/item_updater.cpp
@@ -29,8 +29,8 @@
 {
 
 // When you see server:: you know we're referencing our base class
-namespace server = sdbusplus::xyz::openbmc_project::Software::server;
-namespace control = sdbusplus::xyz::openbmc_project::Control::server;
+namespace server = sdbusplus::server::xyz::openbmc_project::software;
+namespace control = sdbusplus::server::xyz::openbmc_project::control;
 
 PHOSPHOR_LOG2_USING;
 using namespace phosphor::logging;