Use lookup('pipe', 'date +%H:%M:%S') in place of ansible_date_time.time (#1136)

* Use lookup('pipe', 'date +%H:%M:%S') in place of ansible_date_time.time,
which uses cached time for a certain period of time ansible/ansible#22561

Signed-off-by: Wenda Ni <wenni@microsoft.com>

* Addres comment

Signed-off-by: Wenda Ni <wenni@microsoft.com>

Author: wendani

ansible/roles/test/files/tools/loganalyzer/loganalyzer_init.yml

@@ -18,8 +18,8 @@
   when: expect_file is not defined
 
 - set_fact:
-    testname_unique: "{{ testname }}.{{lookup('pipe','date +%Y-%m-%d-%H:%M:%S')}}"
-  when: testname_unique is not defined
+    testname_unique: "{{ testname }}.{{ lookup('pipe', 'date +%Y-%m-%d.%H:%M:%S') }}"
+  when: testname_unique is not defined or (testname_unique_gen is defined and testname_unique_gen == true)
 
 - set_fact:
     test_out_dir: "{{ out_dir }}/{{ testname_unique }}"