[CORD-1357] Use new config in old logger

Change-Id: I109d922317d0d72ed4e694192dac6806bdf077a7
diff --git a/lib/xos-config/xosconfig/config-schema.yaml b/lib/xos-config/xosconfig/config-schema.yaml
index 5d30b86..b79905e 100644
--- a/lib/xos-config/xosconfig/config-schema.yaml
+++ b/lib/xos-config/xosconfig/config-schema.yaml
@@ -19,6 +19,8 @@
   logging:
     type: map
     map:
+      logstash_hostport:
+        type: str
       level:
         type: str
       channels: