bitbake: runqueue.py: Clean up runqueue exception catching in the normal task failure case

(Bitbake rev: a0bc58031d4eb31f8587171e870ecad059af5098)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/runqueue.py

@@ -927,8 +927,11 @@ class RunQueue:
         return retval
 
     def execute_runqueue(self):
+        # Catch unexpected exceptions and ensure we exit when an error occurs, not loop.
         try:
             return self._execute_runqueue()
+        except bb.runqueue.TaskFailure:
+            raise
         except:
             logger.error("An uncaught exception occured in runqueue, please see the failure below:")
             self.state = runQueueComplete