Demoting audio_AudioSanityCheck to chameleon_audio_unstable suite

BUG=chromium:978593
Test=None

Change-Id: I204e257f67e1c3b7e8afcacce495db6af2ec7cc3
Reviewed-on: https://chromium-review.googlesource.com/1756942
Tested-by: Matt Nelson <matthewjoseph@chromium.org>
Commit-Ready: Matt Nelson <matthewjoseph@chromium.org>
Legacy-Commit-Queue: Commit Bot <commit-bot@chromium.org>
Reviewed-by: Kalin Stoyanov <kalin@chromium.org>
(cherry picked from commit 0e90048e480b47b261c312a60696ea575152a267)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/1760535
Commit-Queue: Sridhar Sonti <sontis@google.com>
Tested-by: Sridhar Sonti <sontis@google.com>
diff --git a/server/site_tests/audio_AudioSanityCheck/control b/server/site_tests/audio_AudioSanityCheck/control
index 41ce2c2..1cd5c9e 100644
--- a/server/site_tests/audio_AudioSanityCheck/control
+++ b/server/site_tests/audio_AudioSanityCheck/control
@@ -11,7 +11,7 @@
 This test will fail if functions that audio tests rely on are broken
 after a suspension.
 """
-ATTRIBUTES = "suite:chameleon_audio_perbuild"
+ATTRIBUTES = "suite:chameleon_audio_unstable"
 TIME = "SHORT"
 TEST_CATEGORY = "Functional"
 TEST_CLASS = "audio"