feat(nextjs): Include server action transaction in next tracing

[chargome]

Stop escaping Next.js tracing for server action instrumentation.

When using withServerActionInstrumentation the trace will look like this now:

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
@sentry/browser	22.73 KB	added	added
@sentry/browser - with treeshaking flags	21.53 KB	added	added
@sentry/browser (incl. Tracing)	35.12 KB	added	added
@sentry/browser (incl. Tracing, Replay)	71.86 KB	added	added
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	62.26 KB	added	added
@sentry/browser (incl. Tracing, Replay with Canvas)	76.21 KB	added	added
@sentry/browser (incl. Tracing, Replay, Feedback)	88.99 KB	added	added
@sentry/browser (incl. Tracing, Replay, Feedback, metrics)	90.82 KB	added	added
@sentry/browser (incl. metrics)	27 KB	added	added
@sentry/browser (incl. Feedback)	39.87 KB	added	added
@sentry/browser (incl. sendFeedback)	27.38 KB	added	added
@sentry/browser (incl. FeedbackAsync)	32.17 KB	added	added
@sentry/react	25.49 KB	added	added
@sentry/react (incl. Tracing)	38.09 KB	added	added
@sentry/vue	26.91 KB	added	added
@sentry/vue (incl. Tracing)	37.02 KB	added	added
@sentry/svelte	22.87 KB	added	added
CDN Bundle	24.11 KB	added	added
CDN Bundle (incl. Tracing)	36.96 KB	added	added
CDN Bundle (incl. Tracing, Replay)	71.65 KB	added	added
CDN Bundle (incl. Tracing, Replay, Feedback)	76.99 KB	added	added
CDN Bundle - uncompressed	70.7 KB	added	added
CDN Bundle (incl. Tracing) - uncompressed	109.73 KB	added	added
CDN Bundle (incl. Tracing, Replay) - uncompressed	222.24 KB	added	added
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	235.46 KB	added	added
@sentry/nextjs (client)	38.17 KB	added	added
@sentry/sveltekit (client)	35.74 KB	added	added
@sentry/node	124.96 KB	added	added
@sentry/node - without tracing	94.01 KB	added	added
@sentry/aws-serverless	103.62 KB	added	added

[lforst]

Nice, pls don't hate me but would you mind extending the e2e tests a bit to assert that there is now a hierarchy?

[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
234	1	233	12

View the top 1 failed tests by shortest run time

edge-route.test.ts Faulty edge routes

Stack Traces | 0.114s run time

edge-route.test.ts:26:5 Faulty edge routes

To view individual test run time comparison to the main branch, go to the Test Analytics Dashboard