Migrate label functions to submit requirements
diff --git a/project.config b/project.config
index 3240db5..ae0b48f 100644
--- a/project.config
+++ b/project.config
@@ -80,7 +80,7 @@
 	forgeCommitter = group Project Owners
 	forgeCommitter = group mdb/cuelang-repo
 [label "Code-Review"]
-	function = MaxWithBlock
+	function = NoBlock
 	defaultValue = 0
 	value = -2 This shall not be merged
 	value = -1 I would prefer this is not merged as is
@@ -93,3 +93,6 @@
 	administrateServer = group mdb/cuelang-repo
 	gerrit-google-manageUsersGet = group mdb/copybara-git-readers
 	viewAllAccounts = group mdb/copybara-git-readers
+[submit-requirement "Code-Review"]
+	submittableIf = label:Code-Review=MAX AND -label:Code-Review=MIN
+	canOverrideInChildProjects = true