set OS_AUTH_TYPE in gate

we use keystone in integration gate but never set OS_AUTH_TYPE.
gnocchi will not default to keystone if OS_AUTH_TYPE isn't set.

Change-Id: I5e006c1b47a68bbe6c2e966faf8c740c23dde1ac
1 file changed
tree: 082a70a74d1b54cce73a3de9036e0e4eb1925309
  1. ceilometer/