sdbusplus: use shorter type aliases

The sdbusplus headers provide shortened aliases for many types.
Switch to using them to provide better code clarity and shorter
lines.  Possible replacements are for:
  * bus_t
  * exception_t
  * manager_t
  * match_t
  * message_t
  * object_t
  * slot_t

Change-Id: Iac76ba81d91fe61aa24de8d50774b5fa7349cae9
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/host-bmc/custom_dbus.hpp b/host-bmc/custom_dbus.hpp
index 6ff7daa..a320641 100644
--- a/host-bmc/custom_dbus.hpp
+++ b/host-bmc/custom_dbus.hpp
@@ -16,9 +16,9 @@
 {
 using ObjectPath = std::string;
 
-using LocationIntf = sdbusplus::server::object::object<
-    sdbusplus::xyz::openbmc_project::Inventory::Decorator::server::
-        LocationCode>;
+using LocationIntf =
+    sdbusplus::server::object_t<sdbusplus::xyz::openbmc_project::Inventory::
+                                    Decorator::server::LocationCode>;
 
 /** @class CustomDBus
  *  @brief This is a custom D-Bus object, used to add D-Bus interface and update