fix(webvitals): Fix interactionIdToRouteNameMapping not being maintained properly and sometimes not sending INP spans

[edwardgou-sentry]

Fixes scenarios where interaction tracking wasn't properly recording up to 10 candidate INP interactions.
Fixes first-input interaction not always tracked as INP candidates.
Fixes INP candidates not always using the longest latency even in their interaction id grouping.

Also fixes: #11156

[github-actions]

size-limit report 📦

Path	Size
@sentry/browser (incl. Tracing, Replay, Feedback) - Webpack (gzipped)	80.18 KB (+0.1% 🔺)
@sentry/browser (incl. Tracing, Replay) - Webpack (gzipped)	71.28 KB (+0.1% 🔺)
@sentry/browser (incl. Tracing, Replay with Canvas) - Webpack (gzipped)	75.26 KB (+0.08% 🔺)
@sentry/browser (incl. Tracing, Replay) - Webpack with treeshaking flags (gzipped)	64.91 KB (+0.11% 🔺)
@sentry/browser (incl. Tracing) - Webpack (gzipped)	35.22 KB (+0.16% 🔺)
@sentry/browser (incl. browserTracingIntegration) - Webpack (gzipped)	35.11 KB (+0.19% 🔺)
@sentry/browser (incl. Feedback) - Webpack (gzipped)	31.44 KB (0%)
@sentry/browser (incl. sendFeedback) - Webpack (gzipped)	31.45 KB (0%)
@sentry/browser - Webpack (gzipped)	22.68 KB (0%)
@sentry/browser (incl. Tracing, Replay, Feedback) - ES6 CDN Bundle (gzipped)	78.38 KB (+0.06% 🔺)
@sentry/browser (incl. Tracing, Replay) - ES6 CDN Bundle (gzipped)	69.78 KB (+0.06% 🔺)
@sentry/browser (incl. Tracing) - ES6 CDN Bundle (gzipped)	35.58 KB (+0.17% 🔺)
@sentry/browser - ES6 CDN Bundle (gzipped)	25.11 KB (0%)
@sentry/browser (incl. Tracing, Replay) - ES6 CDN Bundle (minified & uncompressed)	219.75 KB (+0.09% 🔺)
@sentry/browser (incl. Tracing) - ES6 CDN Bundle (minified & uncompressed)	107.56 KB (+0.19% 🔺)
@sentry/browser - ES6 CDN Bundle (minified & uncompressed)	75.38 KB (0%)
@sentry/browser (incl. Tracing) - ES5 CDN Bundle (gzipped)	38.8 KB (+0.06% 🔺)
@sentry/react (incl. Tracing, Replay) - Webpack (gzipped)	71.77 KB (+0.11% 🔺)
@sentry/react - Webpack (gzipped)	22.71 KB (0%)
@sentry/nextjs Client (incl. Tracing, Replay) - Webpack (gzipped)	89.61 KB (+0.1% 🔺)
@sentry/nextjs Client - Webpack (gzipped)	53.77 KB (+0.2% 🔺)
@sentry-internal/feedback - Webpack (gzipped)	17.28 KB (0%)

[AbhiPrasad]

Thanks for the tests!