autotest: COMMIT_QUEUE.ini

Restrict the default list of autotest PreCQ builders to betty-pre-cq
and moblab-generic-vm-pre-cq, which are the only relevant builders.

BUG=None
TEST=None

Change-Id: I5848ed24094b10321aca83f871daf8ab37ed7ead
Reviewed-on: https://chromium-review.googlesource.com/900101
Tested-by: Don Garrett <dgarrett@chromium.org>
Reviewed-by: Prathmesh Prabhu <pprabhu@chromium.org>
Commit-Queue: Don Garrett <dgarrett@chromium.org>
diff --git a/COMMIT-QUEUE.ini b/COMMIT-QUEUE.ini
index cc555e5..7e8c95d 100644
--- a/COMMIT-QUEUE.ini
+++ b/COMMIT-QUEUE.ini
@@ -7,6 +7,9 @@
 
 [GENERAL]
 
+# Change the default set of PreCQ builders.
+pre-cq-configs: betty-pre-cq moblab-generic-vm-pre-cq
+
 subsystem:all
 # Allow union of pre-cq configs from subdirectory
 union-pre-cq-sub-configs: yes