tree 4573a68375197dc4b42cf75b8ff0cf8e80f97fb4
parent c77b9c28aa7e3c0e632553427fff54bc044a3447
author Googler <cushon@google.com> 1696428762 -0700
committer Copybara-Service <copybara-worker@google.com> 1696428791 -0700

Upgrade default `java_toolchain.java_runtime` to JDK 21

PiperOrigin-RevId: 570684954
Change-Id: Id3fd0f2c30aaacf0e69f46c0c6927a26c2ef0638