fix(apple): Custom error desc min version (#5583)

Specify which min version is needed for customized error
descriptions.

Author: philipphofmann

src/platform-includes/capture-error/apple.mdx

@@ -29,6 +29,8 @@ By default, macOS applications do not crash whenever an uncaught exception occur
 
 ## Customizing Error Descriptions
 
+This feature is available on [sentry-cocoa 7.25.0](https://github.com/getsentry/sentry-cocoa/blob/master/CHANGELOG.md#7250) and above.
+
 By default, Sentry will display the error code as the error description. For custom error types, you may want to provide a custom description that makes it easier to identify the error in the **Issues** page. You can provide a custom description for `NSError` values by adding a description to the `userInfo` dictionary with the key `NSDebugDescriptionErrorKey`.
 
 This can be particularly useful for Swift enum error types that conform to `Error`, where the error code can be hard to match with an enum case. To customize the description for Swift `Error` types, you should conform to the `CustomNSError` protocol and return a user info dictionary: