STC changes to make smoke test more reliable

Change-Id: I8ecf2581b12e618bf3fe41baedf5c5decdd77221
diff --git a/tools/test/bin/onos-check-intent b/tools/test/bin/onos-check-intent
index e332dc5..760afaf 100755
--- a/tools/test/bin/onos-check-intent
+++ b/tools/test/bin/onos-check-intent
@@ -13,7 +13,7 @@
 echo onos-check-intent: $*
 
 set -x
-for i in {1..10}; do
+for i in {1..15}; do
     onos $target "onos:intents" | tee $aux
     ( cat $aux | grep "key=$2" | grep "state=$3" ) && cat $aux && exit 0
     sleep 1