[jdk25u-dev] RFR: 8368677: acvp test should throw SkippedException when no ACVP-Server available

[Fei Yang]

Hi all,

This pull request contains a backport of commit [13f460c3](https://github.com/openjdk/jdk/commit/13f460c3958b3513f0e62851fa3588f30d75daa3) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by SendaoYan on 9 Oct 2025 and was reviewed by Weijun Wang and Aleksey Shipilev.

Thanks!

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Commit messages:
 - Backport 13f460c3958b3513f0e62851fa3588f30d75daa3

Changes: https://git.openjdk.org/jdk25u-dev/pull/270/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u-dev&pr=270&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8368677
  Stats: 10 lines in 1 file changed: 9 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk25u-dev/pull/270.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u-dev.git pull/270/head:pull/270

PR: https://git.openjdk.org/jdk25u-dev/pull/270