SQLQueryMaker: add order-by clause to the query

Set the SQL query with an order-by clause to fix the otherwise
inconsistent result.

Change-Id: Id950a31573b0411cd4865131ba50fab07f2f6f62
diff --git a/src/main/java/com/ericsson/gerrit/plugins/eventslog/sql/SQLQueryMaker.java b/src/main/java/com/ericsson/gerrit/plugins/eventslog/sql/SQLQueryMaker.java
index 53e406c..6e60aed 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/eventslog/sql/SQLQueryMaker.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/eventslog/sql/SQLQueryMaker.java
@@ -59,7 +59,7 @@
       throw new MalformedQueryException(e);
     }
     return String.format(
-        "SELECT * FROM %s WHERE %s BETWEEN '%s' and '%s' LIMIT %d",
+        "SELECT * FROM %s WHERE %s BETWEEN '%s' and '%s' ORDER BY date_created LIMIT %d",
         TABLE_NAME, DATE_ENTRY, dates[0], dates[1], returnLimit);
   }