Fix typo in nova/rootwrap/compute.py. Fixes LP: #911880
Fix typo in nova/rootwrap/compute.py. Fixes LP: #911880

Change-Id: I675c768a0d6ad3d289a888b44e52a8f9789f4a7e
Signed-off-by: Chuck Short <753a8074f04ffd62a8fff7516e3ae689be8e35ad@canonical.com>

n0ano/ganttclient