cheets_GTS: Mark GtsAssistantHost as no-test for Chromeboxes.

All the test cases are skipped in this module if the device does not have
any camera. Marking as such for Chromeboxes (Fizz and Fievel.)

BUG=b:139178125
TEST=cheets_GTS.7.0_r1.GtsAssistantHostTestCases

Change-Id: Iba7895a7beac67c00a5030ae0c0bd3027fe456d3
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/1750625
Reviewed-by: Kazuhiro Inaba <kinaba@chromium.org>
Tested-by: Kazuhiro Inaba <kinaba@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 ec85c43..13fcd40 100644
--- a/server/site_tests/cheets_GTS/notest_modules/notest_modules.yaml
+++ b/server/site_tests/cheets_GTS/notest_modules/notest_modules.yaml
@@ -1,7 +1,7 @@
 GtsAccountsHostTestCases: [all]
 GtsAngleHostTestCases: [all]
 GtsArtManagerHostTestCases: [N]
-GtsAssistantHostTestCases: [N]
+GtsAssistantHostTestCases: [N, fizz, veyron_fievel]
 GtsContentTestCases: [N]
 GtsDeviceConfigTestCases: [all]
 GtsDexModuleRegistrationTestCases: [all]