chore(java): bump com.google.protobuf:protobuf-java in /java

Bumps [com.google.protobuf:protobuf-java](https://github.com/protocolbuffers/protobuf) from 3.25.5 to 4.29.0.
- [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/commits)

---
updated-dependencies:
- dependency-name: com.google.protobuf:protobuf-java
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

java/driver/flight-sql/pom.xml

@@ -41,7 +41,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
-      <version>3.25.5</version>
+      <version>4.29.0</version>
     </dependency>
 
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