test: Skip double installing playwright in E2E tests

[mydea]

We do install this on CI separately before, so this should not be necessary (esp. we do not need firefox, as we only run these tests on chromium).

This should shave off about 20s of the build step for all the E2E tests!

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
@sentry/browser	23.27 KB	-	-
@sentry/browser - with treeshaking flags	21.94 KB	-	-
@sentry/browser (incl. Tracing)	35.75 KB	-	-
@sentry/browser (incl. Tracing, Replay)	72.98 KB	-	-
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	63.38 KB	-	-
@sentry/browser (incl. Tracing, Replay with Canvas)	77.29 KB	-	-
@sentry/browser (incl. Tracing, Replay, Feedback)	89.78 KB	-	-
@sentry/browser (incl. Feedback)	40.02 KB	-	-
@sentry/browser (incl. sendFeedback)	27.88 KB	-	-
@sentry/browser (incl. FeedbackAsync)	32.67 KB	-	-
@sentry/react	25.94 KB	-	-
@sentry/react (incl. Tracing)	38.58 KB	-	-
@sentry/vue	27.47 KB	-	-
@sentry/vue (incl. Tracing)	37.59 KB	-	-
@sentry/svelte	23.43 KB	-	-
CDN Bundle	24.41 KB	-	-
CDN Bundle (incl. Tracing)	37.4 KB	-	-
CDN Bundle (incl. Tracing, Replay)	72.6 KB	-	-
CDN Bundle (incl. Tracing, Replay, Feedback)	77.96 KB	-	-
CDN Bundle - uncompressed	71.69 KB	-	-
CDN Bundle (incl. Tracing) - uncompressed	110.97 KB	-	-
CDN Bundle (incl. Tracing, Replay) - uncompressed	225.04 KB	-	-
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	238.26 KB	-	-
@sentry/nextjs (client)	38.86 KB	-	-
@sentry/sveltekit (client)	36.26 KB	-	-
@sentry/node	162.23 KB	+0.01%	+2 B 🔺
@sentry/node - without tracing	98.42 KB	-	-
@sentry/aws-serverless	126.11 KB	-	-

View base workflow run

[codecov]

❌ 152 Tests Failed:

Tests completed	Failed	Passed	Skipped
693	152	541	300

View the top 3 failed tests by shortest run time

server/server-component-error.test.ts Should capture an error thrown in a server component

Stack Traces | 0.003s run time

server-component-error.test.ts:4:5 Should capture an error thrown in a server component

errors.test.ts sets correct transactionName

Stack Traces | 0.006s run time

errors.test.ts:32:5 sets correct transactionName

performance.test.ts sends a navigation transaction even if the pageload span is still active

Stack Traces | 0.006s run time

performance.test.ts:57:5 sends a navigation transaction even if the pageload span is still active

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[mydea]

Also took this opportunity to name this clearer!