seperated bucket out into its own class instead of using a map

Author: ekjotmultani

packages/amplify_core/lib/src/config/amplify_outputs/storage/storage_output_bucket.dart

@@ -0,0 +1,16 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+
+
+/// {@template amplify_core.amplify_outputs.amazon_pinpoint_channel}
+/// Supported channels for Amazon Pinpoint.
+/// {@endtemplate}
+class StorageOutputBucket {
+  StorageOutputBucket(this.name, this.bucketName, this.awsRegion);
+  factory StorageOutputBucket.fromJson(Map<String, dynamic> json) => StorageOutputBucket(json['name'].toString(), json['bucket_name'].toString(), json['aws_region'].toString());
+  String name;
+  String bucketName;
+  String awsRegion;
+  Map<String, dynamic> toJson() => <String, dynamic>{'name':name, 'bucket_name':bucketName, 'aws_region':awsRegion};
+}

packages/amplify_core/lib/src/config/amplify_outputs/storage/storage_outputs.dart

@@ -19,6 +19,7 @@ class StorageOutputs
     this.buckets,
   });
 
+
   factory StorageOutputs.fromJson(Map<String, Object?> json) =>
       _$StorageOutputsFromJson(json);