zuul: make failing job temporarily non-voting

We have multiple CI issues currently, make the
kolla-ansible-debian-upgrade job non-voting so that we can merge fixes
in order.

Signed-off-by: Dr. Jens Harbott <[email protected]>
Change-Id: I2d7137f3d01eb28f7693113fb690069e2760820f

Author: osfrickler

.zuul.d/debian.yaml

@@ -5,7 +5,8 @@
         - kolla-build-debian
         - kolla-build-debian-podman
         - kolla-ansible-debian
-        - kolla-ansible-debian-upgrade
+        - kolla-ansible-debian-upgrade:
+            voting: false
     check-arm64:
       jobs:
         - kolla-build-debian-aarch64
@@ -15,7 +16,7 @@
         - kolla-build-debian
         - kolla-build-debian-podman
         - kolla-ansible-debian
-        - kolla-ansible-debian-upgrade
+        # - kolla-ansible-debian-upgrade
     periodic:
       jobs:
         - kolla-publish-debian-quay