Correct relative path of kolla root directory after vagrant environment was moved from dev/vagrant to contrib/dev/vagrant. Closes-Bug: #1635329 Change-Id: Ib13a6123f34d69884e27029f5144ff1ad165e73e
TrivialFix Change-Id: Ifb8f19afa1514488bd288670d08b96f84982a4e1