[jdk21u] RFR: 8314517: some tests fail in case ipv6 is disabled on the machine

[Matthias Baesken]

8314517: some tests fail in case ipv6 is disabled on the machine

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

Commit messages:
 - Backport 703817d21f6fd8b24cc670695625dfdb09d3592c

Changes: https://git.openjdk.org/jdk21u/pull/89/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u&pr=89&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8314517
  Stats: 82 lines in 6 files changed: 34 ins; 1 del; 47 mod
  Patch: https://git.openjdk.org/jdk21u/pull/89.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u.git pull/89/head:pull/89

PR: https://git.openjdk.org/jdk21u/pull/89