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

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ie36d234f4580029a7832a0cd179f3bb78a1a403f
diff --git a/pid/builder.cpp b/pid/builder.cpp
index 505ca98..7be7897 100644
--- a/pid/builder.cpp
+++ b/pid/builder.cpp
@@ -47,7 +47,7 @@
 std::unordered_map<int64_t, std::shared_ptr<ZoneInterface>>
     buildZones(const std::map<int64_t, conf::PIDConf>& zonePids,
                std::map<int64_t, conf::ZoneConfig>& zoneConfigs,
-               SensorManager& mgr, sdbusplus::bus::bus& modeControlBus)
+               SensorManager& mgr, sdbusplus::bus_t& modeControlBus)
 {
     std::unordered_map<int64_t, std::shared_ptr<ZoneInterface>> zones;