[podman] Fix cross dependency image build

When the kolla-ansible project has a cross dependency on
the kolla project, CI have to build an image from that change
locally. However, Podman refuses to push to localhost, so it is
necessary to set the local repo as insecure for the test.

Change-Id: I786b22ff0cd581f90ba4bec08842651a6509a745

tests/run.yml

@@ -58,7 +58,7 @@
         # buster see https://github.com/docker/for-linux/issues/711.
         push: "{{ base_distro != 'debian' }}"
         base: "{{ base_distro }}"
-        registry: "127.0.0.1:4000"
+        registry: "primary:4000"
         namespace: lokolla
         tag: "{{ build_image_tag }}"
         template_override: /etc/kolla/template_overrides.j2

tests/templates/globals-default.j2

@@ -14,6 +14,10 @@ kolla_base_distro: "{{ base_distro }}"
 network_interface: "{{ api_interface_name }}"
 network_address_family: "{{ address_family }}"
 kolla_container_engine: "{{ container_engine }}"
+{% if container_engine == 'podman' %}
+podman_registry: "primary:4000"
+podman_registry_insecure: "yes"
+{% endif %}
 docker_restart_policy: "no"
 docker_custom_config:
   debug: true