commit 043798cdb8d4d0afb2dca93eec605c8355e0c487
Author: Liam Young <liam.young@canonical.com>
Date:   Tue Sep 29 15:59:38 2020 +0000

    Update git submodules
    
    * Update charm-keystone from branch 'master'
      - Make catalog-cache-expiration configurable
    
        Expose catalog-cache-expiration which can be used to specify how
        long catalogue entries will  be cached for. In addiontion inform
        charms that receive notifications of endpoint changes what this
        setting is.
    
        Change-Id: I3ce72efc5bd96c987748f66a275f92941daa8fe5

diff --git a/charm-keystone b/charm-keystone
index 6ba782f..57b9d62 160000
--- a/charm-keystone
+++ b/charm-keystone
@@ -1 +1 @@
-Subproject commit 6ba782f61d2272eda3c7b194529646d5dfd03aa4
+Subproject commit 57b9d62aaf2b27d9e0285f7cb47ef1af5c7b7f79