[DO NOT MERGE] 6.18.1-beta.0 branch

[AbhiPrasad]

This branch tracks the beta for 6.18.1-beta.0. For more information see: #4531.

Prev beta: #4554

[github-actions]

size-limit report

Path	Base Size (e0ca11e)	Current Size	Change
@sentry/browser - ES5 CDN Bundle (gzipped + minified)	19.77 KB	19.77 KB	+0.01% 🔺
@sentry/browser - ES5 CDN Bundle (minified)	63.47 KB	63.47 KB	0%
@sentry/browser - ES6 CDN Bundle (gzipped + minified)	18.44 KB	18.44 KB	+0.01% 🔺
@sentry/browser - ES6 CDN Bundle (minified)	56.6 KB	56.6 KB	0%
@sentry/browser - Webpack (gzipped + minified)	22.2 KB	22.2 KB	0%
@sentry/browser - Webpack (minified)	76.36 KB	76.36 KB	0%
@sentry/react - Webpack (gzipped + minified)	22.23 KB	22.23 KB	0%
@sentry/nextjs Client - Webpack (gzipped + minified)	46.4 KB	46.52 KB	+0.27% 🔺
@sentry/browser + @sentry/tracing - ES5 CDN Bundle (gzipped + minified)	27.22 KB	27.33 KB	+0.4% 🔺