fluentd: Fix getting podman labels

podman_image_info returns Config dict, not ContainerConfig.

Change-Id: I9f813c90b42246c4835d7d7b18476a021d80548b

ansible/roles/common/tasks/config.yml

@@ -84,8 +84,8 @@
 
 - name: Set fluentd facts
   set_fact:
-    fluentd_cmd: "{{ fluentd_labels_podman.images[0].ContainerConfig.Labels.fluentd_binary | default('td-agent') }}"
-    fluentd_user: "{{ fluentd_labels_podman.images[0].ContainerConfig.Labels.fluentd_user | default('td-agent') }}"
+    fluentd_cmd: "{{ fluentd_labels_podman.images[0].Config.Labels.fluentd_binary | default('td-agent') }}"
+    fluentd_user: "{{ fluentd_labels_podman.images[0].Config.Labels.fluentd_user | default('td-agent') }}"
   when:
     - kolla_container_engine == "podman"
     - enable_fluentd | bool