fix(browser): Ensure that performance.measure spans have a positive duration

[lforst]

Third parties may emit measurments with negative durations, causing invalid spans to be emitted, causing relay to drop transactions.

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
@sentry/browser	22.95 KB	-	-
@sentry/browser - with treeshaking flags	22.73 KB	-	-
@sentry/browser (incl. Tracing)	35.89 KB	+0.02%	+5 B 🔺
@sentry/browser (incl. Tracing, Replay)	72.88 KB	+0.01%	+6 B 🔺
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	66.39 KB	+0.01%	+5 B 🔺
@sentry/browser (incl. Tracing, Replay with Canvas)	77.13 KB	+0.01%	+5 B 🔺
@sentry/browser (incl. Tracing, Replay, Feedback)	90.09 KB	+0.01%	+6 B 🔺
@sentry/browser (incl. Feedback)	40.1 KB	-	-
@sentry/browser (incl. sendFeedback)	27.58 KB	-	-
@sentry/browser (incl. FeedbackAsync)	32.38 KB	-	-
@sentry/react	24.78 KB	-	-
@sentry/react (incl. Tracing)	37.78 KB	+0.02%	+5 B 🔺
@sentry/vue	27.14 KB	-	-
@sentry/vue (incl. Tracing)	37.6 KB	+0.02%	+5 B 🔺
@sentry/svelte	22.99 KB	-	-
CDN Bundle	24.17 KB	-	-
CDN Bundle (incl. Tracing)	35.93 KB	+0.02%	+5 B 🔺
CDN Bundle (incl. Tracing, Replay)	70.75 KB	+0.01%	+4 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback)	75.91 KB	+0.01%	+7 B 🔺
CDN Bundle - uncompressed	70.64 KB	-	-
CDN Bundle (incl. Tracing) - uncompressed	106.74 KB	+0.01%	+6 B 🔺
CDN Bundle (incl. Tracing, Replay) - uncompressed	217.95 KB	+0.01%	+6 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	230.52 KB	+0.01%	+6 B 🔺
@sentry/nextjs (client)	38.76 KB	+0.02%	+5 B 🔺
@sentry/sveltekit (client)	36.32 KB	+0.02%	+4 B 🔺
@sentry/node	127.61 KB	-	-
@sentry/node - without tracing	97.9 KB	-	-
@sentry/aws-serverless	107.34 KB	-	-

View base workflow run

[Lms24]

Good Catch!