Depend on Kokoro presubmit to merge a change

Change-Id: I85117666c87a0a21e11163d88580b7b62a34ea52

project.config

diff --git a/project.config b/project.config
index e287494..e07f8f2 100644
--- a/project.config
+++ b/project.config
@@ -66,7 +66,7 @@
 	value = +1 Looks good to me, but someone else must approve
 	value = +2 Looks good to me, approved
 [label "Kokoro"]
-	function = NoBlock
+	function = MaxWithBlock
 	value = -1 Fails
 	value = 0 No score
 	value = +1 Verified