[jdk21u-dev] RFR: 8347173: java/net/DatagramSocket/InterruptibleDatagramSocket.java fails with virtual thread factory

[Goetz Lindenmaier]

I backport this for parity with 21.0.8-oracle.

-------------

Commit messages:
 - Backport 35be4a432b55070f53a6f1aa74994ffb70f07947

Changes: https://git.openjdk.org/jdk21u-dev/pull/1705/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1705&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8347173
  Stats: 6 lines in 1 file changed: 5 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1705.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1705/head:pull/1705

PR: https://git.openjdk.org/jdk21u-dev/pull/1705