Bump up timeout for ceph jobs

Currently ceph jobs are often getting TIMED_OUT, increasing limit.

Change-Id: I3c6684984930d55a56da846bd8c3f19df2754b06

zuul.d/jobs.yaml

@@ -55,6 +55,7 @@
     name: kolla-ansible-ubuntu-source-ceph
     parent: kolla-ansible-base
     nodeset: kolla-ansible-bionic-multi
+    timeout: 9000
     voting: false
     vars:
       base_distro: ubuntu
@@ -72,6 +73,7 @@
     name: kolla-ansible-centos-source-ceph
     parent: kolla-ansible-base
     nodeset: kolla-ansible-centos-multi
+    timeout: 9000
     voting: false
     vars:
       base_distro: centos
@@ -89,6 +91,7 @@
     name: kolla-ansible-oraclelinux-source-ceph
     parent: kolla-ansible-base
     nodeset: kolla-ansible-centos-multi
+    timeout: 9000
     voting: false
     vars:
       base_distro: oraclelinux