Disable recursive git clones with ansible

Ansible's git module defaults to cloning with recursive set to true [0].
None of the repos we clone for system-config have submodules which makes
this unncessary and potentially problematic. Disable recursive clones.

[0] https://docs.ansible.com/ansible/latest/collections/ansible/builtin/git_module.html#parameter-recursive

Change-Id: I40a765b9fe73c68c7f12b92c1e360dd5303e5e0f

playbooks/infra-prod/setup-src.yaml

@@ -43,6 +43,7 @@
             dest: '/home/zuul/src/opendev.org/opendev/system-config'
             force: true
             version: 'master'
+            recursive: false
 
         - name: Update project-config from master
           when: '"opendev.org/openstack/project-config" in zuul.projects'
@@ -51,3 +52,4 @@
             dest: '/home/zuul/src/opendev.org/openstack/project-config'
             force: true
             version: 'master'
+            recursive: false