Fix the minimum required tooz version
Fix the minimum required tooz version

Change-Id: Ie491b0cf0074221f9f91d331860dd587a71be57f

gnocchixyz/gnocchi,idegtiarov/gnocchi-rep,gnocchixyz/gnocchi,sileht/gnocchi,idegtiarov/gnocchi-rep,idegtiarov/gnocchi-rep,sileht/gnocchi,leandroreox/gnocchi,leandroreox/gnocchi