cheets_GTS: add GtsAppTestCases to notest.

BUG=b:118191180
TEST=Ran against caroline-arcnext.

Change-Id: I354441364576ff771d4c9b629c21a00449e9829d
Reviewed-on: https://chromium-review.googlesource.com/c/1296011
Commit-Queue: Ilja H. Friedel <ihf@chromium.org>
Tested-by: Ilja H. Friedel <ihf@chromium.org>
Trybot-Ready: Ilja H. Friedel <ihf@chromium.org>
Reviewed-by: Keith Haddow <haddowk@chromium.org>
Reviewed-by: Pohsien Wang <pwang@chromium.org>
diff --git a/server/site_tests/cheets_GTS/notest_modules/notest_modules.yaml b/server/site_tests/cheets_GTS/notest_modules/notest_modules.yaml
index a491cb2..b6d7a80 100644
--- a/server/site_tests/cheets_GTS/notest_modules/notest_modules.yaml
+++ b/server/site_tests/cheets_GTS/notest_modules/notest_modules.yaml
@@ -1,4 +1,5 @@
 GtsAccountsHostTestCases: [all]
+GtsAppTestCases: [all]
 GtsDexModuleRegistrationTestCases: [all]
 GtsSampleDeviceTestCases: [all]
 GtsSampleDynamicConfigTestCases: [all]