Bump com.google.protobuf:protobuf-java from 3.25.2 to 4.30.2 in /lib

[dependabot[bot]]

Bumps com.google.protobuf:protobuf-java from 3.25.2 to 4.30.2.

Commits

• 43e1626 Updating version.json and repo version numbers to: 30.2
• 7a4c63b Fix lite classes in the protobuf-java Maven release to be JDK8 compatible. (#...
• 7831669 Remove dllexport attribute on variable definition. (#20833)
• da9cadc Restore JDK8 compatibility in Bazel for libraries with dependencies from Mave...
• 09b5078 Add protobuf_maven artifacts to protobuf_maven_dev as well so they can still ...
• b7f06f1 Add volatile to featuresResolved (#20766)
• b69f653 Restore generator headers in cmake install until the next breaking C++ releas...
• f4b0a79 Restore custom protobuf maven namespaces to avoid polluting main maven namesp...
• 2dc9f35 Fix Java concurrency issue in feature resolution for old <=3.25.x gencode usi...
• 221b2a0 Change how we decide which empty string implementation to use. (#20708)
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