[jdk17u-dev] RFR: 8355370: Include server name in HTTP test server thread names to improve diagnostics

[Goetz Lindenmaier]

I backport this for parity with 17.0.17-oracle.

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Depends on: https://git.openjdk.org/jdk17u-dev/pull/3857

Commit messages:
 - backport 7d9a43839ad190a53efdbcc7afd1728760c14e21

Changes: https://git.openjdk.org/jdk17u-dev/pull/3861/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3861&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8355370
  Stats: 28 lines in 2 files changed: 13 ins; 6 del; 9 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3861.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3861/head:pull/3861

PR: https://git.openjdk.org/jdk17u-dev/pull/3861