[common] Rename the test for pods

Include the namespace and pod that is being checked in the name to get to the following
format for the testcase name in snake_case
  check_{{ pod_name }}_pod_is_running_in_{{ namespace }}_namespace

Author: elfiesmelfie

roles/common/tasks/pod_tests.yml

@@ -12,7 +12,7 @@
       changed_when: false
 
     - name: |
-        TEST Check {{ item }} pod
+        TEST Check {{ item }} pod is running in {{ common_pod_namespace }} namespace
         {{ common_pod_test_id }}
       ansible.builtin.command:
         cmd: |