Update .status for collection package


Review URL: https://codereview.chromium.org//935853003
diff --git a/.status b/.status
index 364ca4b..ebc5f81 100644
--- a/.status
+++ b/.status
@@ -2,3 +2,11 @@
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
+# Skip non-test files ending with "_test".
+packages/*: Skip
+*/packages/*: Skip
+*/*/packages/*: Skip
+*/*/*/packages/*: Skip
+*/*/*/*packages/*: Skip
+*/*/*/*/*packages/*: Skip