Updated from global requirements

Change-Id: I96b11a82e3e5bd2174e7040a2fe0ecd686ec718d
diff --git a/requirements.txt b/requirements.txt
index 35c6038..cc13aa9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
-oslo.config>=5.1.0 # Apache-2.0
+oslo.config>=5.2.0 # Apache-2.0
 oslo.policy>=1.30.0 # Apache-2.0
 tempest>=17.1.0 # Apache-2.0
 stevedore>=1.20.0 # Apache-2.0