Fixed policy_release_id failing test

Ticket: CFE-4606
Changelog: Fixed the policy_release_id test by making it less strict
Signed-off-by: Victor Moene <[email protected]>

Author: victormlg

tests/acceptance/01_vars/01_basic/policy_release_id.cf

@@ -16,7 +16,7 @@ bundle agent test
   vars:
     "release_id_list" slist => variablesmatching("default:sys.policy_release_id");
     "escaped" string => escape("$(sys.policy_entry_dirname)");
-    "release_id_regex" string => "^$(escaped)\/([A-Fa-f0-9]+|bootstrap|failsafe|\(null\))+$";
+    "release_id_regex" string => "^$(escaped)\/(bootstrap|failsafe|\(null\)|[A-Fa-f0-9]+)?$";
 
   classes:
     "var_ok" expression => strcmp("$(release_id_list)", "default:sys.policy_release_id");