Do not let random people CR+1 CR-1

Change-Id: Ic56a5de870b0ed8385046bc348fb289a84b8288b
Reviewed-on: https://boringssl-review.googlesource.com/c/All-Projects/+/72607
Commit-Queue: David Benjamin <davidben@google.com>
Auto-Submit: Bob Beck <bbe@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
diff --git a/project.config b/project.config
index 1239226..cdf2c78 100644
--- a/project.config
+++ b/project.config
@@ -26,7 +26,7 @@
 	push = group cria/project-boringssl-committers
 	label-Code-Review = -2..+2 group Project Owners
 	label-Code-Review = -2..+2 group cria/project-boringssl-committers
-	label-Code-Review = -1..+1 group Registered Users
+	label-Code-Review = -1..+1 group cria/project-boringssl-committers
 	label-Commit-Queue = +0..+2 group Project Owners
 	label-Commit-Queue = +0..+2 group mdb/boringssl-committers
 	label-Commit-Queue = +0..+2 group unused