Add M -> N test to m2n suite.

BUG=chromium:1179009
TEST=None

Change-Id: Ieeee54a0ebcc26bce6f9cb87e7a1ca7cc2253275
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/2739740
Tested-by: David Haddock <dhaddock@chromium.org>
Reviewed-by: David Haddock <dhaddock@chromium.org>
Commit-Queue: David Haddock <dhaddock@chromium.org>
diff --git a/server/site_tests/autoupdate_Basic/control.m2n.full b/server/site_tests/autoupdate_Basic/control.m2n.full
index 3dde595..7c7350f 100644
--- a/server/site_tests/autoupdate_Basic/control.m2n.full
+++ b/server/site_tests/autoupdate_Basic/control.m2n.full
@@ -9,7 +9,7 @@
 TEST_CATEGORY = "Functional"
 TEST_CLASS = "platform"
 TEST_TYPE = "server"
-ATTRIBUTES = "suite:au-perbuild"
+ATTRIBUTES = "suite:au-m2n"
 DOC = """
 This tests an M-to-N update. That means it will update from the current stable
 version for this board to ToT. This test will be used in the CQ to ensure