* Quarantine flaky tests (#13682) (#13683)

* Quarantine flaky tests (#13682)

* Add TODO note re: `describeWithToken`

Co-authored-by: Nemanja Glumac

* Add a circleci workflow that runs a set of Cypress smoketests (#12775)

* Add a circleci nightly workflow that runs a bigger set of Cypress smoketests

* Run this every hour while we're testing it, add a small fix to the admin test

* Smoketests: Skip some known failing tests

Co-authored-by: Ariya Hidayat <ariya@metabase.com>

* Narrow down the quarantine for chart_drill spec (#13682) (#13699)

* CI: Fix the cache key for uberjar for running smoketest (#13698)

Smoketest for OSS edition (for now)

* Fix `settings/settings.cy.spec.js` flakes (#13701)

- isolated flake (`it.only("should surface an error when validation for any field fails (metabase#4506)", () => {...})`) passed 10x (https://github.com/nemanjaglumac/metabase-tests/actions/runs/348275781)
- the whole spec passed 20x (https://github.com/nemanjaglumac/metabase-tests/actions/runs/348306177)

* CI: Update uberjar oss key for smoketest (#13704)

* Fix Cypress flakes in `dashboard/dashboard.cy.spec.js` file (#13703)

* Fix flakes in `revisions screen` block

* Improve test assertions (there were some rendering problems, so I adjusted the assertions)

* Narrow down the quarantine for dash_drill spec (#13682) (#13706)

* Fix `metrics.cy.spec.js` flakes (#13709)

* Fix `metrics.cy.spec.js` flakes (#13682)

* Refactor the test using API

* Smoketest: run nightly at 1am PST (#13711)

1 am PST = 09:00 UTC

CircleCI cron is for UTC:
https://circleci.com/docs/2.0/workflows/#scheduling-a-workflow

* Upgrade Cypress to v5.5.0 (#13674)

* Upgrade Cypress to v5.5.0

* Needed to unset the `DISPLAY` ENV through `config.yml` to finally make this work! (Reference: https://github.com/cypress-io/cypress/issues/4034#issuecomment-486773042

)

* Improve `segments` tests with the use of API (#13718)

* Unquarantine `scenarios/pulse/pulse.cy.spec.js` (#13727)

* Unset `DISPLAY` ENV in smoketests CI group (#13732)

* Unquarantine ee `custom_drill_through/drill_through.cy.spec.js` [ci skip] (#13734)

* Unquarantine `question/nested.cy.spec.js` (#13733)

Co-authored-by: Ariya Hidayat <ariya@metabase.com>
Co-authored-by: Damon P. Cortesi <d.lifehacker@gmail.com>