ciao-controller: Fix reporting level for instance deleted events
ciao-controller: Fix reporting level for instance deleted events

Log instance deleted events as event rather than errors.

Fixes: #1551

Signed-off-by: Rob Bradford <c49e1dc14cd52e2644816db47123896e0ac79025@intel.com>

kaccardi/ciao,01org/ciao,rbradford/ciao,ciao-project/ciao,ciao-project/ciao,01org/ciao,rbradford/ciao,kaccardi/ciao