Remove Bot-Commit label permissions from refs/changes/*.

Label permissions are supposed to be applied on the target ref, not refs/changes/*.

Change-Id: I86f7488d147f2ef00f9224a31975a8cf7048d4c8
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/+/6515822
Reviewed-by: Andrew Mitchell <mitchella@google.com>

project.config

diff --git a/project.config b/project.config
index 0e90787..21ffb6d 100644
--- a/project.config
+++ b/project.config
@@ -169,8 +169,6 @@
 [access "refs/changes/*"]
 	create = group chromeos-bots
 	create = group chromiumos-staging-bot
-	label-Bot-Commit = +0..+1 group chromeos-bots
-	label-Bot-Commit = +0..+1 group chromiumos-staging-bot
 	owner = group chromeos-bots
 	owner = group chromiumos-staging-bot
 [access "refs/for/refs/sandbox/*"]