Fix multinode-cpehfs-nfs-cephadm

As per Ia1671de5c770d1cf5a3cd58e05fe5204f5bbc3c6,
fixed some ingress mode issues by identifying a
virtual ip as "CEPH_INGRESS_IP".
Bumping that variable to the parent job as well.

Change-Id: I8e04b866e2ebce291dfeb21dadda78ac2ecb8983
diff --git a/zuul.d/manila-tempest-jobs.yaml b/zuul.d/manila-tempest-jobs.yaml
index f36a6d9..c3b4e58 100644
--- a/zuul.d/manila-tempest-jobs.yaml
+++ b/zuul.d/manila-tempest-jobs.yaml
@@ -583,6 +583,7 @@
         MANILA_SETUP_IPV6: false
         SHARE_DRIVER: manila.share.drivers.cephfs.driver.CephFSDriver
         TARGET_DEV_OSD_DIR: /opt/stack
+        CEPH_INGRESS_IP: "{{hostvars['controller'].ansible_default_ipv6.address}}"
       devstack_local_conf:
         test-config:
           $TEMPEST_CONFIG: