Fix ceph install deps to support [librbd1 librbd]-devel
Fix ceph install deps to support [librbd1 librbd]-devel

https://download.ceph.com/rpm-jewel/rhel7/x86_64/
Before and Jewel Version, should be librbd1-devel.

https://download.ceph.com/rpm-kraken/el7/x86_64/
After and Kraken Version, should be librbd-devel.

Signed-off-by: Xiubo Li <67e5e1ee902b4e67bce18ea43d9c4b0430ce5e6c@cmss.chinamobile.com>

agrover/tcmu-runner,open-iscsi/tcmu-runner,open-iscsi/tcmu-runner