ci: make meta-content-provider jobs non-voting

Set cifmw_build_containers_force: false so the build only triggers
when a Depends-On to OpenDev is present, not on every PR. Also mark
keystone-openstack-meta-content-provider-master as non-voting to
avoid blocking PRs on unrelated upstream issues.

Change-Id: Id66a272d2cd204c168837e421fc9025cfc869e09
Signed-off-by: Grzegorz Grasza <xek@redhat.com>

Author: xek

zuul.d/jobs.yaml

@@ -34,7 +34,7 @@
       A meta content provider zuul job to build keystone
       specific containers from OpenDev master.
     vars:
-      cifmw_build_containers_force: true
+      cifmw_build_containers_force: false
       cifmw_bop_dlrn_from_source: true
       cifmw_build_containers_registry_namespace: podified-master-centos10
       cifmw_operator_build_operators:

zuul.d/projects.yaml

@@ -4,7 +4,8 @@
     github-check:
       jobs:
         # jobs using latest available code - local registry, tag: keystone_latest
-        - keystone-openstack-meta-content-provider-master
+        - keystone-openstack-meta-content-provider-master:
+            voting: false
         - keystone-operator-tempest-master:
             voting: false
         # jobs using latest stable code - tag: current-podified