commit 9794359e241584fcbabe09deb0b22a52bfcd1fad
Author: wu.shiming <wushiming@yovole.com>
Date:   Wed Sep 30 11:52:53 2020 +0800

    requirements: Drop os-testr
    
    We've switched to stestr.
    
    Change-Id: Ib9ee940acaeb9dec7c4ac3cb9559c02aeb04fd55

diff --git a/lower-constraints.txt b/lower-constraints.txt
index 670e3f3..efd32ec 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -57,7 +57,6 @@ neutron-lib==1.13.0
 openstacksdk==0.36.0
 os-client-config==1.29.0
 os-service-types==1.7.0
-os-testr==1.0.0
 os-vif==1.12.0
 osc-lib==1.10.0
 oslo.cache==1.26.0