avro

Bump jmh.version from 1.29 to 1.30 in /lang/java (#1215)

Bumps `jmh.version` from 1.29 to 1.30.

Updates `jmh-core` from 1.29 to 1.30

Updates `jmh-generator-annprocess` from 1.29 to 1.30

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