[jdk8u-dev] RFR: 8339394: Bump update version of OpenJDK: 8u442

[Andrew John Hughes]

Rampdown for 8u432 [has begun](https://mail.openjdk.org/pipermail/jdk8u-dev/2024-September/019243.html). 8u-dev needs to transition to 8u442.

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Commit messages:
 - 8339394: Bump update version of OpenJDK: 8u442

Changes: https://git.openjdk.org/jdk8u-dev/pull/572/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=572&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8339394
  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk8u-dev/pull/572.diff
  Fetch: git fetch https://git.openjdk.org/jdk8u-dev.git pull/572/head:pull/572

PR: https://git.openjdk.org/jdk8u-dev/pull/572