RHDEVDOCS 6265 add builds 1.2 to distromap for docs.openshift.com

Author: mramendi

_distro_map.yml

@@ -429,6 +429,9 @@ openshift-builds:
     build-docs-1.1:
       name: '1.1'
       dir: builds/1.1
+    build-docs-1.2:
+      name: '1.2'
+      dir: builds/1.2
 openshift-lightspeed:
   name: Red Hat OpenShift Lightspeed
   author: OpenShift documentation team <openshift-docs@redhat.com>