Make the transition to CQ+1/+2 in Chromite

This should affect both PreCQ and CQ.

This cannot be submitted until the Gerrit config is submitted.

BUG=chromium:902505
TEST=./run_tests

Change-Id: I1eab6cd9341c1712c5bf4bb19ba1eb08c5202ad8
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/1542526
Reviewed-by: Lann Martin <lannm@chromium.org>
Reviewed-by: Sean Abraham <seanabraham@chromium.org>
Tested-by: Jason Clinton <jclinton@chromium.org>
diff --git a/scripts/gerrit.py b/scripts/gerrit.py
index 1dcb18c..778e55e 100644
--- a/scripts/gerrit.py
+++ b/scripts/gerrit.py
@@ -372,15 +372,15 @@
 UserActReady.usage = '<CLs...> <0|1>'
 
 
-def UserActTrybotready(opts, *args):
-  """Mark CLs with a trybot-ready status"""
+def UserActTryready(opts, *args):
+  """Mark CLs with a CQ+1 try status"""
   num = args[-1]
   for arg in args[:-1]:
     helper, cl = GetGerrit(opts, arg)
-    helper.SetReview(cl, labels={'Trybot-Ready': num},
+    helper.SetReview(cl, labels={'Commit-Queue': num},
                      dryrun=opts.dryrun, notify=opts.notify)
-UserActTrybotready.arg_min = 2
-UserActTrybotready.usage = '<CLs...> <0|1>'
+UserActTryready.arg_min = 2
+UserActTryready.usage = '<CLs...> <0|1>'
 
 
 def UserActSubmit(opts, *args):