tripleo: change featureset number for COE job
According to we
should use featureset026.
- '{trigger}-tripleo-ci-{jobname}{suffix}':
jobname: 'centos-7-scenario006-multinode-oooq'
suffix: '-nv'
- type: 'multinode-1ctlr-featureset025'
+ type: 'multinode-1ctlr-featureset026'
node: centos-7-2-node
trigger: 'gate'
branch-override: default
