Updated from global requirements

Change-Id: I9935e5f3eeab0e0d8a56f5983822ad96c79a7526

Author: OpenStack Proposal Bot

requirements.txt

@@ -7,7 +7,7 @@ six>=1.9.0 # MIT
 Babel!=2.4.0,>=2.3.4 # BSD
 cliff!=2.9.0,>=2.8.0 # Apache-2.0
 keystoneauth1>=3.2.0 # Apache-2.0
-openstacksdk>=0.9.18 # Apache-2.0
+openstacksdk>=0.9.19 # Apache-2.0
 osc-lib>=1.7.0 # Apache-2.0
 oslo.i18n>=3.15.3 # Apache-2.0
 oslo.utils>=3.28.0 # Apache-2.0