Restore time.sleep to wait_for_compactions
Restore time.sleep to wait_for_compactions

Should not have been removed in parent commit

tolbertam/ccm,pcmanus/ccm,bcantoni/ccm,mike-tr-adamson/ccm,mike-tr-adamson/ccm,thobbs/ccm,mike-tr-adamson/ccm,tolbertam/ccm,pcmanus/ccm,pcmanus/ccm,thobbs/ccm,mikefero/ccm,mikefero/ccm,bcantoni/ccm