Updated openstack/openstack
Project: openstack/nova  2e9b49212f16f050b8c4c9df47057d7740805ed4

Fix test_create_instance_invalid_key_name

In test_create_instance_invalid_key_name, there were the duplicated
negative factors. One is nonexistent image-id, the other one is non-
existent keypair.
This patch removes nonexistent image-id for the test purpose.

Change-Id: I90ff4e9ca0eeb149aa0db7be2d171561586724e9