Update sentry-javascript monorepo to v7.21.1 (develop)

This MR contains the following updates:

Package	Type	Update	Change
@sentry/tracing (source)	dependencies	minor	7.20.0 -> 7.21.1
@sentry/vue (source)	dependencies	minor	7.20.0 -> 7.21.1

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Release Notes

getsentry/sentry-javascript

v7.21.1

Compare Source

• fix(nextjs): Stop excluding withSentryConfig from serverless bundles (#​6267)

v7.21.0

Compare Source

• feat(react): Add tracing support for React Router 6.4 createBrowserRouter. (#​6172)
• fix(core): Add guard against scope.getAttachments (#​6258)
• fix(core): Only generate eventIds in client (#​6247)
• fix(express): Support multiple routers with common paths. (#​6253)
• fix(tracing): Pass tracePropagationTargets to instrumentOutgoingRequests (#​6259)

v7.20.1

Compare Source

• fix(angular): Set <unknown> component name default in TraceDirective (#​6222)
• fix(core): Include _sdkProcessingMetadata when cloning scope (#​6218)
• fix(tracing): Make shouldAttachHeaders not fall back to default values (#​6238)
• ref(vue): Check if SDK is initialized before app is mounted (#​6227)

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