Added a note that copyAssetsFileIOS and copyAssetsVideoIOS aren't supported on Mac Catalist

Author: itinance

README.md

@@ -442,7 +442,7 @@ Note: Android only. Will overwrite destPath if it already exists.
 
 ### `copyAssetsFileIOS(imageUri: string, destPath: string, width: number, height: number, scale : number = 1.0, compression : number = 1.0, resizeMode : string = 'contain'  ): Promise<string>`
 
-iOS-only: copies a file from camera-roll, that is prefixed with "assets-library://asset/asset.JPG?..."
+iOS-only (not available on Mac Catalyst): copies a file from camera-roll, that is prefixed with "assets-library://asset/asset.JPG?..."
 to a specific destination. It will download the original from iCloud if necessary.
 
 If width and height is > 0, the image will be resized to a specific size and a specific compression rate.
@@ -461,7 +461,7 @@ The promise will on success return the final destination of the file, as it was
 
 ### copyAssetsVideoIOS(videoUri: string, destPath: string): Promise<string>
 
-iOS-only: copies a video from assets-library, that is prefixed with 'assets-library://asset/asset.MOV?...'
+iOS-only (not available on Mac Catalyst): copies a video from assets-library, that is prefixed with 'assets-library://asset/asset.MOV?...'
 to a specific destination.
 
 ### `unlink(filepath: string): Promise<void>`