test: only use local NDS2 server if available, don't start

test/run

@@ -34,10 +34,11 @@ export LOCKLOST_WEB_ROOT=https://ldas-jobs.ligo.caltech.edu/~lockloss
 # create local nds2 lightweight server, if one is not already
 # available, since for some reason it has access to more data not on
 # tape
-export NDSSERVER=localhost:31200
+#export NDSSERVER=localhost:31200
 # nds_query uses localhost:31200 by default
 if ! nds_query --server-version >/dev/null 2>&1 ; then
-    ~lockloss/bin/nds2-server-lightweight &
+    #~lockloss/bin/nds2-server-lightweight &
+    export NDSSERVER=localhost:31200
 fi
 
 trap "echo TEST FAIL: see $LOCKLOST_EVENT_ROOT" EXIT