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: If971e4e612234a1bd10424a27e2a3226113c6deb
diff --git a/src/peci_pcie.cpp b/src/peci_pcie.cpp
index 3ebadef..0c1a070 100644
--- a/src/peci_pcie.cpp
+++ b/src/peci_pcie.cpp
@@ -854,13 +854,13 @@
 {
     std::cerr << "Start OperatingSystemState Monitor\n";
 
-    static sdbusplus::bus::match::match osStateMatch(
+    static sdbusplus::bus::match_t osStateMatch(
         *conn,
         "type='signal',interface='org.freedesktop.DBus.Properties',member='"
         "PropertiesChanged',arg0='xyz.openbmc_project.State.OperatingSystem."
         "Status'",
         [&io, &objServer, &osStandbyTimer,
-         &cpuInfo](sdbusplus::message::message& msg) {
+         &cpuInfo](sdbusplus::message_t& msg) {
             // Get the OS State from the message
             std::string osStateInterface;
             boost::container::flat_map<std::string, std::variant<std::string>>