adding persist_for
Change-Id: If2557531c4c838816fdd5a22ead3dd02f83c0ff6

Change-Id: I84fae94fe89fe5b589768bf625edb8f4562963a4

l4c_demo.model.lkml

diff --git a/l4c_demo.model.lkml b/l4c_demo.model.lkml
index 5d92a65..c31478e 100644
--- a/l4c_demo.model.lkml
+++ b/l4c_demo.model.lkml
@@ -8,3 +8,5 @@
 persist_for: "0 seconds"
 
 connection: "l4c_testing"
+
+## This is the incorrect line and it should be deleted