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: I25679cac0b64183f7b8508edb21609d64334e319
diff --git a/ubi/item_updater_helper.cpp b/ubi/item_updater_helper.cpp
index f1dec08..92c8e84 100644
--- a/ubi/item_updater_helper.cpp
+++ b/ubi/item_updater_helper.cpp
@@ -15,7 +15,6 @@
 {
 
 PHOSPHOR_LOG2_USING;
-using sdbusplus::exception::SdBusError;
 
 void Helper::setEntry(const std::string& entryId, uint8_t value)
 {
@@ -75,7 +74,7 @@
     {
         bus.call_noreply(method);
     }
-    catch (const SdBusError& e)
+    catch (const sdbusplus::exception::exception& e)
     {
         error("Failed to update u-boot env variables", "VERSIONID", versionId);
     }
@@ -92,7 +91,7 @@
     {
         bus.call_noreply(method);
     }
-    catch (const SdBusError& e)
+    catch (const sdbusplus::exception::exception& e)
     {
         error("Failed to copy U-Boot to alternate chip: {ERROR}", "ERROR", e);
     }