docs: update docs for remotePatterns to mention what happens when prop is omitted

[styfle]

• Fixes Docs: Is the port property necessary for remote patterns #44660

[ijjk]

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	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
buildDuration	13s	13s	N/A
buildDurationCached	7.3s	6.3s	N/A
nodeModulesSize	200 MB	200 MB	✓
nextStartRea..uration (ms)	431ms	407ms	N/A

Client Bundles (main, webpack)

	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
193.HASH.js gzip	181 B	182 B	N/A
3f784ff6-HASH.js gzip	53.3 kB	53.3 kB	N/A
433-HASH.js gzip	28.6 kB	28.6 kB	N/A
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main-HASH.js gzip	31.7 kB	31.8 kB	N/A
webpack-HASH.js gzip	1.7 kB	1.7 kB	N/A
Overall change	45.2 kB	45.2 kB	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
polyfills-HASH.js gzip	31 kB	31 kB	✓
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Client Pages

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Client Build Manifests

	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
_buildManifest.js gzip	483 B	484 B	N/A
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Rendered Page Sizes

	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
index.html gzip	527 B	527 B	✓
link.html gzip	540 B	540 B	✓
withRouter.html gzip	523 B	522 B	N/A
Overall change	1.07 kB	1.07 kB	✓

Edge SSR bundle Size

	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
edge-ssr.js gzip	93.8 kB	93.8 kB	N/A
page.js gzip	148 kB	148 kB	N/A
Overall change	0 B	0 B	✓

Middleware size

	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
middleware-b..fest.js gzip	623 B	623 B	✓
middleware-r..fest.js gzip	151 B	151 B	✓
middleware.js gzip	37.4 kB	37.4 kB	N/A
edge-runtime..pack.js gzip	1.92 kB	1.92 kB	✓
Overall change	2.7 kB	2.7 kB	✓

Next Runtimes

	vercel/next.js canary	vercel/next.js styfle/next-2016-docs-is-the-port-property-necessary-for-remote-patterns	Change
app-page-exp...dev.js gzip	169 kB	169 kB	✓
app-page-exp..prod.js gzip	95.2 kB	95.2 kB	✓
app-page-tur..prod.js gzip	95.8 kB	95.8 kB	✓
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app-page.run...dev.js gzip	142 kB	142 kB	✓
app-page.run..prod.js gzip	89.8 kB	89.8 kB	✓
app-route-ex...dev.js gzip	24.1 kB	24.1 kB	✓
app-route-ex..prod.js gzip	16.7 kB	16.7 kB	✓
app-route-tu..prod.js gzip	16.7 kB	16.7 kB	✓
app-route-tu..prod.js gzip	16.3 kB	16.3 kB	✓
app-route.ru...dev.js gzip	23.5 kB	23.5 kB	✓
app-route.ru..prod.js gzip	16.3 kB	16.3 kB	✓
pages-api-tu..prod.js gzip	9.38 kB	9.38 kB	✓
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pages-api.ru..prod.js gzip	9.37 kB	9.37 kB	✓
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pages.runtim..prod.js gzip	21.9 kB	21.9 kB	✓
server.runti..prod.js gzip	49.5 kB	49.5 kB	✓
Overall change	940 kB	940 kB	✓

Commit: e4d6672