Support Astro on Cloudflare Workers

[JPeer264]

Description

When running Astro on Cloudflare Workers, the actions are wrapped in its own Cloudflare fetch. As of now we don't wrap this fetch with our withSentry wrapper from the @sentry/cloudflare SDK.

(more info: nn1dev/website#171 (comment))

[linear]

JS-1656

[github-actions]

A PR closing this issue has just been released 🚀

This issue was referenced by PR #19265, which was included in the 10.40.0 release.