Change intent type from get content to open document

Author: Drjacky

imagepicker/src/main/kotlin/com/github/drjacky/imagepicker/util/IntentUtils.kt

@@ -41,7 +41,7 @@ object IntentUtils {
      */
     private fun getGalleryDocumentIntent(mimeTypes: Array<String>): Intent {
         // Show Document Intent
-        val intent = Intent(Intent.ACTION_GET_CONTENT).applyImageTypes(mimeTypes)
+        val intent = Intent(Intent.ACTION_OPEN_DOCUMENT).applyImageTypes(mimeTypes)
         intent.addCategory(Intent.CATEGORY_OPENABLE)
         intent.addFlags(Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION)
         intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)