Polishing contribution

Closes gh-34645

spring-web/src/main/java/org/springframework/http/codec/protobuf/ProtobufCodecSupport.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -33,6 +33,7 @@ public abstract class ProtobufCodecSupport {
 
 	static final MimeType[] MIME_TYPES = new MimeType[]{
 			new MimeType("application", "x-protobuf"),
+			new MimeType("application", "*+x-protobuf"),
 			new MimeType("application", "octet-stream"),
 			new MimeType("application", "vnd.google.protobuf")
 	};