Change datastore version for Mysql datastore

The Replication V2 change to Trove moves the test
datastore from Mysql 5.5 to Mysql 5.6.  This change
reflects that in devstack.

Change-Id: Ibdf32b46c200d3061975d390c872be77d19bc361
Implements: blueprint bp/replication-v2
Closes-bug: #1432686
Depends-On: I8eec708f41e791e3db04a2c7b7c12855118b64ac
diff --git a/lib/trove b/lib/trove
index d777983..9c2140c 100644
--- a/lib/trove
+++ b/lib/trove
@@ -44,8 +44,8 @@
 TROVE_LOCAL_API_PASTE_INI=$TROVE_LOCAL_CONF_DIR/api-paste.ini
 TROVE_AUTH_CACHE_DIR=${TROVE_AUTH_CACHE_DIR:-/var/cache/trove}
 TROVE_DATASTORE_TYPE=${TROVE_DATASTORE_TYPE:-"mysql"}
-TROVE_DATASTORE_VERSION=${TROVE_DATASTORE_VERSION:-"5.5"}
-TROVE_DATASTORE_PACKAGE=${TROVE_DATASTORE_PACKAGE:-"mysql-server-5.5"}
+TROVE_DATASTORE_VERSION=${TROVE_DATASTORE_VERSION:-"5.6"}
+TROVE_DATASTORE_PACKAGE=${TROVE_DATASTORE_PACKAGE:-"mysql-server-5.6"}
 
 # Support entry points installation of console scripts
 if [[ -d $TROVE_DIR/bin ]]; then