chore: replace karma with playwright #1983

Job	Run time
local-integration-tests (headlessChrome)	1m 50s
saucelabs-integration-tests (edge)	1m 48s
local-integration-tests (headlessFirefox)	2m 13s
unit-tests	2m 38s
playwright / playwright-macos (webkit)	3m 3s
playwright / Playwright Tests - chromium	3m 28s
playwright / Playwright Tests - firefox	3m 17s
playwright / Playwright Tests - chrome	3m 15s
playwright / Playwright Tests - edge	3m 26s
playwright / merge-reports	1m 15s
playwright / check-failure	1s
	26m 14s

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