[jdk18u] RFR: 8272996: JNDI DNS provider fails to resolve SRV entries when IPV6 stack is enabled [v2]

[Mat Carter]

> Backport of 4c169495a2c4bfdcbc82e94e9ca1ee0cc050daf9

Mat Carter has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:

  Backport 4c169495a2c4bfdcbc82e94e9ca1ee0cc050daf9

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Changes:
  - all: https://git.openjdk.java.net/jdk18u/pull/29/files
  - new: https://git.openjdk.java.net/jdk18u/pull/29/files/697b7cf6..ae0a5e5c

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk18u&pr=29&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk18u&pr=29&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk18u/pull/29.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk18u pull/29/head:pull/29

PR: https://git.openjdk.java.net/jdk18u/pull/29