differentiate timeout vs idle timeout

currently idle timeout and timeout result in the same status call back this result in the AWX not being able to parse the differences between the two failure condition and make it confusing to debg

Co-Authored-By: Gabriel Muniz <gmuniz@redhat.com>

Author: TheRealHaoLiu

ansible_runner/runner.py

@@ -337,7 +337,7 @@ def _decode(x):
                 if self.config.idle_timeout and (time.time() - self.last_stdout_update) > self.config.idle_timeout:
                     self.kill_container()
                     Runner.handle_termination(child.pid, is_cancel=False)
-                    self.timed_out = True
+                    self.idle_timed_out = True
 
             stdout_handle.close()
             stderr_handle.close()
@@ -350,6 +350,8 @@ def _decode(x):
             self.status_callback('successful')
         elif self.timed_out:
             self.status_callback('timeout')
+        elif self.timed_out:
+            self.status_callback('idle_timeout')
         else:
             self.status_callback('failed')