RFR: 8345421: (bf) Create specific test for temporary direct buffers and the buffer size limit

[Brian Burkhalter]

Add a specific test for [JDK-8344882](https://bugs.openjdk.org/browse/JDK-8344882).

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Commit messages:
 - 8345421: (bf) Create specific test for temporary direct buffers and the buffer size limit

Changes: https://git.openjdk.org/jdk/pull/22525/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=22525&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8345421
  Stats: 55 lines in 1 file changed: 55 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/22525.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22525/head:pull/22525

PR: https://git.openjdk.org/jdk/pull/22525