[Sheriff] Disable */PlatformKeysServicePerUnavailableTokenBrowserTest.GenerateRsa/0

on linux-chromeos-chrome

TBR=pmarko@chromium.org

Bug: 1109635
Change-Id: I68d32a42daf98d1791154eee54516e47703e116a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2317790Reviewed-by: Roman Sorokin [CET] <rsorokin@chromium.org>
Commit-Queue: Roman Sorokin [CET] <rsorokin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#791743}

testing/buildbot/filters/chromeos.browser_tests.filter

+# TODO(crbug.com/1109635): Enable this.
+-AllSupportedProfilesAndTokensTypes/PlatformKeysServicePerUnavailableTokenBrowserTest.GenerateRsa/0
+
 # TODO(crbug.com/979355): Enable this.
 -AutotestPrivateWithPolicyApiTest.PolicyAPITest