Updated from global requirements

Change-Id: Ic337cb3e4a011938cab7ddc9ad29be0e9af83a4b

Author: OpenStack Proposal Bot

test-requirements.txt

@@ -9,7 +9,7 @@ mock>=2.0 # BSD
 oslosphinx>=4.7.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 reno>=1.8.0 # Apache-2.0
-requests!=2.12.2,>=2.10.0 # Apache-2.0
+requests!=2.12.2,!=2.13.0,>=2.10.0 # Apache-2.0
 requests-mock>=1.1 # Apache-2.0
 sphinx>=1.5.1 # BSD
 stevedore>=1.17.1 # Apache-2.0