issue #497: do our best to cope with crap upstream code

tests/ansible/integration/async/runner_one_job.yml

@@ -43,10 +43,14 @@
       - result1.finished == 1
       - result1.rc == 0
       - result1.start|length == 26
+
+  - assert:
+      that:
       - result1.stderr == ""
       - result1.stderr_lines == []
       - result1.stdout == "alldone"
       - result1.stdout_lines == ["alldone"]
+    when: ansible_version.full > '2.8'  # ansible#51393
 
   - assert:
       that:

tests/ansible/integration/async/runner_two_simultaneous_jobs.yml

@@ -56,4 +56,8 @@
       that:
         - result1.rc == 0
         - result2.rc == 0
+
+  - assert:
+      that:
         - result2.stdout == 'im_alive'
+    when: ansible_version.full > '2.8'  # ansible#51393