Updated from global requirements

Change-Id: Ie3f88ed6c0db05795ad6f46eb7596bb4f9ffcc13

Author: OpenStack Proposal Bot

requirements.txt

@@ -10,7 +10,7 @@ keystoneauth1>=2.7.0 # Apache-2.0
 openstacksdk>=0.8.6 # Apache-2.0
 os-client-config>=1.13.1 # Apache-2.0
 osc-lib>=0.1.0 # Apache-2.0
-oslo.config>=3.10.0 # Apache-2.0
+oslo.config>=3.12.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.utils>=3.14.0 # Apache-2.0
 python-glanceclient>=2.0.0 # Apache-2.0