typo: changed from next/server to next/og (#58143)

### Change the `next/server` to `next/og` to support the upgrade to Next
14

- Next 14 users will experience a deprecation warning when trying to
import from `next/server`
- Not the biggest change, but it caused some confusion while reading

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docs/02-app/02-api-reference/02-file-conventions/01-metadata/opengraph-image.mdx

@@ -87,7 +87,7 @@ Generate a route segment's shared image by creating an `opengraph-image` or `twi
 > - By default, generated images are [**statically optimized**](/docs/app/building-your-application/rendering/server-components#static-rendering-default) (generated at build time and cached) unless they use [dynamic functions](/docs/app/building-your-application/rendering/server-components#server-rendering-strategies#dynamic-functions) or uncached data.
 > - You can generate multiple Images in the same file using [`generateImageMetadata`](/docs/app/api-reference/functions/generate-image-metadata).
 
-The easiest way to generate an image is to use the [ImageResponse](/docs/app/api-reference/functions/image-response) API from `next/server`.
+The easiest way to generate an image is to use the [ImageResponse](/docs/app/api-reference/functions/image-response) API from `next/og`.
 
 ```tsx filename="app/about/opengraph-image.tsx" switcher
 import { ImageResponse } from 'next/og'