Bump org.apache.thrift:libthrift from 0.20.0 to 0.21.0 in /lang/java

Bumps [org.apache.thrift:libthrift](https://github.com/apache/thrift) from 0.20.0 to 0.21.0.
- [Release notes](https://github.com/apache/thrift/releases)
- [Changelog](https://github.com/apache/thrift/blob/master/CHANGES.md)
- [Commits](apache/thrift@v0.20.0...v0.21.0)

---
updated-dependencies:
- dependency-name: org.apache.thrift:libthrift
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

lang/java/pom.xml

@@ -57,7 +57,7 @@
     <servlet-api.version>4.0.1</servlet-api.version>
     <slf4j.version>2.0.16</slf4j.version>
     <snappy.version>1.1.10.6</snappy.version>
-    <thrift.version>0.20.0</thrift.version>
+    <thrift.version>0.21.0</thrift.version>
     <tukaani.version>1.10</tukaani.version>
     <velocity.version>2.4.1</velocity.version>
     <zstd-jni.version>1.5.6-9</zstd-jni.version>