Grant admins ability to remove CR votes

Bug: b/360410481
Change-Id: Ia341a6561222de9ba185e867f4d77c4299ca3464
Reviewed-on: https://bluetooth-review.googlesource.com/c/All-Projects/+/2120
Reviewed-by: Danielle Kay <danikay@google.com>

project.config

diff --git a/project.config b/project.config
index b798139..dc331ce 100644
--- a/project.config
+++ b/project.config
@@ -36,6 +36,7 @@
 	submit = group Administrators
 	submit = group Googlers
 	submit = group Project Owners
+	labelAs-Code-Review = -2..+2 group Administrators
 [access "refs/meta/config"]
 	exclusiveGroupPermissions = read
 	create = group Administrators