generate ListMultipartUploads

stack-info: PR: #4207, branch: peterrsongg/petesong/phase-3-pr5-rebased-2/4

Author: peterrsongg

generator/ServiceModels/s3/s3.customizations.json

@@ -1302,6 +1302,31 @@
                 }
 
             ]
+        },
+        "ListMultipartUploadsRequest":{
+            "modify":[
+                {
+                    "EncodingType":{"emitPropertyName":"Encoding"}
+                },
+                {
+                    "ExpectedBucketOwner":{"injectXmlIsSet":["return !String.IsNullOrEmpty(this._expectedBucketOwner);"]}
+                }
+            ]
+        },
+        "ListMultipartUploadsOutput":{
+            "modify":[
+                {
+                    "CommonPrefixes":{
+                        "injectXmlUnmarshallCode":["CommonPrefixesCustomUnmarshall(context, response);"],
+                        "skipContextTestExpressionUnmarshallingLogic" : true
+                    }
+                },
+                {
+                    "Uploads":{"emitPropertyName":"MultipartUploads"}
+                        
+                    
+                }
+            ]
         }
 
     },

sdk/src/Services/S3/Generated/Model/ListMultipartUploadsRequest.cs

@@ -31,10 +31,27 @@ namespace Amazon.S3.Model
 {
     /// <summary>
     /// Container for the parameters to the ListMultipartUploads operation.
+    /// <important> 
+    /// <para>
+    /// End of support notice: Beginning November 21, 2025, Amazon S3 will stop returning
+    /// <c>DisplayName</c>. Update your applications to use canonical IDs (unique identifier
+    /// for Amazon Web Services accounts), Amazon Web Services account ID (12 digit identifier)
+    /// or IAM ARNs (full resource naming) as a direct replacement of <c>DisplayName</c>.
+    /// 
+    /// </para>
+    ///  
+    /// <para>
+    /// This change affects the following Amazon Web Services Regions: US East (N. Virginia)
+    /// Region, US West (N. California) Region, US West (Oregon) Region, Asia Pacific (Singapore)
+    /// Region, Asia Pacific (Sydney) Region, Asia Pacific (Tokyo) Region, Europe (Ireland)
+    /// Region, and South America (São Paulo) Region.
+    /// </para>
+    ///  </important> 
+    /// <para>
     /// This operation lists in-progress multipart uploads in a bucket. An in-progress multipart
     /// upload is a multipart upload that has been initiated by the <c>CreateMultipartUpload</c>
     /// request, but has not yet been completed or aborted.
-    /// 
+    /// </para>
     ///  <note> 
     /// <para>
     ///  <b>Directory buckets</b> - If multipart uploads in a directory bucket are in progress,