Upgrade playwright/test to 0.1112.0-alpha1

[jsjoeio]

See comment: #3115 (comment)

I'll update this once I start working on it.

[jsjoeio]

New release is out: https://github.com/microsoft/playwright/releases/tag/v1.12.0

[jsjoeio]

Global setup is now a thing! https://playwright.dev/docs/test-advanced/#global-setup-and-teardown