ref(node): Add renameAttributeKey helper to Vercel AI integration

[AbhiPrasad]

This refactor helps clean up redundant code.

ref #16580 (comment)

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
@sentry/browser	23.99 kB	-	-
@sentry/browser - with treeshaking flags	23.76 kB	-	-
@sentry/browser (incl. Tracing)	38.79 kB	-	-
@sentry/browser (incl. Tracing, Replay)	76.92 kB	-	-
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	70 kB	-	-
@sentry/browser (incl. Tracing, Replay with Canvas)	81.68 kB	-	-
@sentry/browser (incl. Tracing, Replay, Feedback)	93.75 kB	-	-
@sentry/browser (incl. Feedback)	40.73 kB	-	-
@sentry/browser (incl. sendFeedback)	28.7 kB	-	-
@sentry/browser (incl. FeedbackAsync)	33.59 kB	-	-
@sentry/react	25.76 kB	-	-
@sentry/react (incl. Tracing)	40.78 kB	-	-
@sentry/vue	28.36 kB	-	-
@sentry/vue (incl. Tracing)	40.66 kB	-	-
@sentry/svelte	24.01 kB	-	-
CDN Bundle	25.48 kB	-	-
CDN Bundle (incl. Tracing)	38.96 kB	-	-
CDN Bundle (incl. Tracing, Replay)	74.81 kB	-	-
CDN Bundle (incl. Tracing, Replay, Feedback)	80.23 kB	-	-
CDN Bundle - uncompressed	74.48 kB	-	-
CDN Bundle (incl. Tracing) - uncompressed	115.3 kB	-	-
CDN Bundle (incl. Tracing, Replay) - uncompressed	229.35 kB	-	-
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	242.18 kB	-	-
@sentry/nextjs (client)	42.44 kB	-	-
@sentry/sveltekit (client)	39.28 kB	-	-
@sentry/node	150.72 kB	-0.03%	-37 B 🔽
@sentry/node - without tracing	98.52 kB	-	-
@sentry/aws-serverless	124.27 kB	-0.01%	-1 B 🔽

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