feat: Export isEnabled from all SDKs

[mydea]

This was forgotten to re-export. We actually document this, but have not exported it, oops.

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
@sentry/browser	23.93 kB	-	-
@sentry/browser - with treeshaking flags	23.7 kB	-	-
@sentry/browser (incl. Tracing)	38.23 kB	-	-
@sentry/browser (incl. Tracing, Replay)	76.38 kB	-	-
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	69.48 kB	-	-
@sentry/browser (incl. Tracing, Replay with Canvas)	81.14 kB	-	-
@sentry/browser (incl. Tracing, Replay, Feedback)	93.22 kB	-	-
@sentry/browser (incl. Feedback)	40.68 kB	-	-
@sentry/browser (incl. sendFeedback)	28.64 kB	-	-
@sentry/browser (incl. FeedbackAsync)	33.53 kB	-	-
@sentry/react	25.71 kB	-	-
@sentry/react (incl. Tracing)	40.24 kB	-	-
@sentry/vue	28.26 kB	-	-
@sentry/vue (incl. Tracing)	40.05 kB	-	-
@sentry/svelte	23.95 kB	-	-
CDN Bundle	25.25 kB	+0.1%	+23 B 🔺
CDN Bundle (incl. Tracing)	38.41 kB	+0.05%	+18 B 🔺
CDN Bundle (incl. Tracing, Replay)	74.27 kB	+0.01%	+3 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback)	79.7 kB	+0.02%	+14 B 🔺
CDN Bundle - uncompressed	73.68 kB	+0.13%	+93 B 🔺
CDN Bundle (incl. Tracing) - uncompressed	113.66 kB	+0.02%	+20 B 🔺
CDN Bundle (incl. Tracing, Replay) - uncompressed	227.63 kB	+0.01%	+20 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	240.46 kB	+0.01%	+20 B 🔺
@sentry/nextjs (client)	41.91 kB	-	-
@sentry/sveltekit (client)	38.73 kB	-	-
@sentry/node	149.87 kB	-	-
@sentry/node - without tracing	98.13 kB	-	-
@sentry/aws-serverless	123.88 kB	-	-

View base workflow run

[andreiborza]

Downside of explicit exports I guess 🫠