Bump com.google.protobuf:protobuf-java in /tests/milvustestv2 (#1384)

Bumps [com.google.protobuf:protobuf-java](https://github.com/protocolbuffers/protobuf) from 3.24.0 to 3.25.5.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](https://github.com/protocolbuffers/protobuf/compare/v3.24.0...v3.25.5)

---
updated-dependencies:
- dependency-name: com.google.protobuf:protobuf-java
  dependency-version: 3.25.5
  dependency-type: direct:production
...

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tests/milvustestv2/pom.xml

@@ -75,7 +75,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.24.0</version>
+            <version>3.25.5</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpclient -->
         <dependency>