exception: switch to public sdbus exception

SdBusError was intended to be a private error type inside sdbusplus.
Switch all catch locations to use the general sdbusplus::exception type.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I9915c0207bbca91296548e7a1e707e499c3d7838
diff --git a/src/bridgingcommands.cpp b/src/bridgingcommands.cpp
index b44edc3..0157f42 100644
--- a/src/bridgingcommands.cpp
+++ b/src/bridgingcommands.cpp
@@ -592,7 +592,7 @@
             getMsgFlagsRes.set(getMsgFlagWatchdogPreTimeOutBit);
         }
     }
-    catch (sdbusplus::exception::SdBusError& e)
+    catch (sdbusplus::exception::exception& e)
     {
         phosphor::logging::log<phosphor::logging::level::ERR>(
             "ipmiAppGetMessageFlags, dbus call exception");
@@ -664,7 +664,7 @@
         ipmi::setDbusProperty(*dbus, wdtService, wdtObjPath, wdtInterface,
                               wdtInterruptFlagProp, false);
     }
-    catch (const sdbusplus::exception::SdBusError& e)
+    catch (const sdbusplus::exception::exception& e)
     {
         phosphor::logging::log<phosphor::logging::level::ERR>(
             "ipmiAppClearMessageFlags: can't Clear/Set "