feat(types): Add statsd envelope types

[AbhiPrasad]

ref #9262

As per getsentry/sentry-python#2385, add support for statsd envelope.

once #9296 is merged in, we can think about adding this to the web-vital instrumentation.

[github-actions]

size-limit report 📦

Path	Size
@sentry/browser (incl. Tracing, Replay) - Webpack (gzipped)	84.01 KB (+0.01% 🔺)
@sentry/browser (incl. Tracing) - Webpack (gzipped)	31.61 KB (+0.03% 🔺)
@sentry/browser - Webpack (gzipped)	21.78 KB (+0.05% 🔺)
@sentry/browser (incl. Tracing, Replay) - ES6 CDN Bundle (gzipped)	80.51 KB (+0.02% 🔺)
@sentry/browser (incl. Tracing) - ES6 CDN Bundle (gzipped)	29.55 KB (+0.03% 🔺)
@sentry/browser - ES6 CDN Bundle (gzipped)	21.71 KB (+0.04% 🔺)
@sentry/browser (incl. Tracing, Replay) - ES6 CDN Bundle (minified & uncompressed)	245.67 KB (+0.01% 🔺)
@sentry/browser (incl. Tracing) - ES6 CDN Bundle (minified & uncompressed)	85.65 KB (+0.02% 🔺)
@sentry/browser - ES6 CDN Bundle (minified & uncompressed)	61.57 KB (+0.03% 🔺)
@sentry/browser (incl. Tracing) - ES5 CDN Bundle (gzipped)	32.67 KB (+0.03% 🔺)
@sentry/react (incl. Tracing, Replay) - Webpack (gzipped)	84.08 KB (+0.01% 🔺)
@sentry/react - Webpack (gzipped)	21.82 KB (+0.05% 🔺)
@sentry/nextjs Client (incl. Tracing, Replay) - Webpack (gzipped)	102.21 KB (+0.01% 🔺)
@sentry/nextjs Client - Webpack (gzipped)	49.68 KB (+0.02% 🔺)