Publish playbook: install golang with dedicated role

We might require a version of golang that is not available
through the underlying distro's packaging. Install it via
the install-golang role.

Change-Id: I5d9a11ac6bf7378df76774cfaeaa3938d1f44536

Author: mhuin

playbooks/publish.yaml

@@ -1,4 +1,5 @@
 ---
 - hosts: "{{ hostname | default('controller') }}"
   roles:
+    - install-golang
     - publish-operator-quay

roles/publish-operator-quay/tasks/main.yaml

@@ -3,7 +3,6 @@
   become: true
   ansible.builtin.package:
     name:
-      - golang
       - make
       - podman
       - skopeo