fix(node): Add logs when node-fetch cannot be instrumented

[mydea]

Addressing #11215, this updates the logs for NodeFetch to make it clearer what is happening.

Also, we actually do not support Node <18 there, so updating this accordingly too.

[codecov]

Bundle Report

Changes will decrease total bundle size by 2.76MB ⬇️

Bundle name	Size	Change
@sentry/node-cjs	294.84kB	195 bytes ⬆️
@sentry/remix-esm	48.23kB	0 bytes
@sentry/profiling-node-cjs	25.5kB	0 bytes
@sentry/sveltekit-esm	61.08kB	0 bytes
@sentry/node-esm	291.46kB	183 bytes ⬆️
@sentry-internal/node-integration-tests-cjs	1.04kB	0 bytes
@sentry/profiling-node-esm	25.52kB	0 bytes
@sentry/aws-serverless-cjs	20.25kB	0 bytes
@sentry-internal/node-integration-tests-esm	888 bytes	0 bytes
@sentry/bun-cjs	13.49kB	0 bytes
@sentry/astro-cjs	27.13kB	0 bytes
@sentry/google-cloud-serverless-cjs	22.97kB	0 bytes
@sentry/bun-esm	10.07kB	0 bytes
@sentry/astro-esm	23.39kB	0 bytes
@sentry/sveltekit-cjs	69.31kB	0 bytes
@sentry/remix-cjs	53.62kB	0 bytes
@sentry/google-cloud-serverless-esm	19.15kB	0 bytes
@sentry/core-esm	(removed)	239.08kB ⬇️
@sentry/types-cjs	(removed)	35 bytes ⬇️
@sentry-internal/integration-shims-cjs	(removed)	3.65kB ⬇️
@sentry/vercel-edge-cjs	(removed)	18.23kB ⬇️
@sentry/node-experimental-esm	(removed)	149.75kB ⬇️
@sentry/node-experimental-cjs	(removed)	156.31kB ⬇️
@sentry/utils-cjs	(removed)	179.0kB ⬇️
@sentry-internal/replay-esm	(removed)	306.29kB ⬇️
@sentry-internal/integration-shims-esm	(removed)	2.99kB ⬇️
@sentry/types-esm	(removed)	35 bytes ⬇️
@sentry/utils-esm	(removed)	174.41kB ⬇️
@sentry-internal/replay-canvas-cjs	(removed)	29.43kB ⬇️
@sentry-internal/replay-cjs	(removed)	306.18kB ⬇️
@sentry/wasm-esm	(removed)	4.85kB ⬇️
@sentry/browser-cjs	(removed)	107.15kB ⬇️
@sentry/react-cjs	(removed)	45.04kB ⬇️
@sentry/vue-esm	(removed)	18.85kB ⬇️
@sentry/svelte-esm	(removed)	12.72kB ⬇️
@sentry/svelte-cjs	(removed)	13.84kB ⬇️
@sentry-internal/replay-canvas-esm	(removed)	29.34kB ⬇️
@sentry/vue-cjs	(removed)	20.19kB ⬇️
@sentry-internal/feedback-cjs	(removed)	64.82kB ⬇️
@sentry/wasm-cjs	(removed)	5.2kB ⬇️
@sentry/react-esm	(removed)	41.18kB ⬇️
@sentry/opentelemetry-cjs	(removed)	70.06kB ⬇️
@sentry/core-cjs	(removed)	242.64kB ⬇️
@sentry/vercel-edge-esm	(removed)	16.13kB ⬇️
@sentry-internal/tracing-cjs	(removed)	107.96kB ⬇️
@sentry/gatsby-cjs	(removed)	2.88kB ⬇️
@sentry/nextjs-cjs	(removed)	20.52kB ⬇️
@sentry-internal/feedback-esm	(removed)	64.54kB ⬇️
@sentry/gatsby-esm	(removed)	2.27kB ⬇️
@sentry/opentelemetry-esm	(removed)	68.97kB ⬇️
@sentry-internal/tracing-esm	(removed)	107.22kB ⬇️
@sentry/nextjs-esm	(removed)	20.02kB ⬇️
@sentry/browser-esm	(removed)	104.35kB ⬇️

[github-actions]

size-limit report 📦

Path	Size
@sentry/browser (incl. Tracing, Replay, Feedback)	80.55 KB (added)
@sentry/browser (incl. Tracing, Replay)	71.89 KB (added)
@sentry/browser (incl. Tracing, Replay with Canvas)	75.7 KB (added)
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	65.44 KB (added)
@sentry/browser (incl. Tracing)	36.71 KB (added)
@sentry/browser (incl. browserTracingIntegration)	36.71 KB (added)
@sentry/browser (incl. feedbackIntegration)	31.35 KB (added)
@sentry/browser (incl. feedbackModalIntegration)	31.46 KB (added)
@sentry/browser (incl. feedbackScreenshotIntegration)	31.47 KB (added)
@sentry/browser (incl. sendFeedback)	27.42 KB (added)
@sentry/browser	22.58 KB (added)
CDN Bundle (incl. Tracing, Replay, Feedback)	74.9 KB (added)
CDN Bundle (incl. Tracing, Replay)	69.73 KB (added)
CDN Bundle (incl. Tracing)	36.3 KB (added)
CDN Bundle	23.94 KB (added)
CDN Bundle (incl. Tracing, Replay) - uncompressed	219.01 KB (added)
CDN Bundle (incl. Tracing) - uncompressed	109.57 KB (added)
CDN Bundle - uncompressed	70.92 KB (added)
@sentry/react (incl. Tracing, Replay)	71.87 KB (added)
@sentry/react	22.61 KB (added)