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: I8e2242adb79be342562c9b7f3d2153dfdf578085
diff --git a/libpldmresponder/bios.cpp b/libpldmresponder/bios.cpp
index e6f4a6c..2306ad9 100644
--- a/libpldmresponder/bios.cpp
+++ b/libpldmresponder/bios.cpp
@@ -125,7 +125,7 @@
         timeUsec = pldm::utils::DBusHandler().getDbusProperty<EpochTimeUS>(
             bmcTimePath, "Elapsed", timeInterface);
     }
-    catch (const sdbusplus::exception::exception& e)
+    catch (const sdbusplus::exception_t& e)
     {
         std::cerr << "Error getting time, PATH=" << bmcTimePath
                   << " TIME INTERACE=" << timeInterface << "\n";