[CrOS Settings] Disable flaky OSSettingsMultideviceFeatureItemV3Test

Bug: 1146224
Change-Id: I780690c7b17ad109dd0291fa3f2bec1dade64775
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2610946Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Regan Hsu <hsuregan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#840226}

chrome/test/data/webui/settings/chromeos/os_settings_v3_browsertest.js

@@ -218,7 +218,8 @@ TEST_F(
  ['InternetPage', 'internet_page_tests.m.js'],
  ['KerberosPage', 'kerberos_page_test.m.js'],
  ['LocalizedLink', 'localized_link_test.m.js'],
- ['MultideviceFeatureItem', 'multidevice_feature_item_tests.m.js'],
+ // TODO(https://crbug.com/1146224): Re-enable flaky test.
+ // ['MultideviceFeatureItem', 'multidevice_feature_item_tests.m.js'],
  ['MultideviceFeatureToggle', 'multidevice_feature_toggle_tests.m.js'],
  ['MultidevicePage', 'multidevice_page_tests.m.js'],
  ['MultideviceSmartLockSubPage', 'multidevice_smartlock_subpage_test.m.js'],