disable sorry cypress

[yonasberhe23]

Summary

Fixes #rancher/qa-tasks#1677
Sorry-Cypress instance is down; all e2e tests are failing due to this. Disabling it to unblock GA CI

Checklist

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[richard-cox]

I totally forgot, @cnotv did some really good work to make disabling sorry cypress much cleaner. See #13146 (includes docs)

Going forward, for master, we should use a GH setting to disable the sorry-cypress dashboard (or if needs be the more granular PR label)