[jdk17u] RFR: 8268626: Remove native pre-jdk9 support for jtreg failure handler

[Alex Kasko]

Clean backport of a jtreg infra cleanup.

Additional testing:

 - [x] tier1 on Windows

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Commit messages:
 - Backport 2e70bc35dffce47e85f5ca4eaa4c9bdba5afb95b

Changes: https://git.openjdk.java.net/jdk17u/pull/203/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17u&pr=203&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8268626
  Stats: 100 lines in 4 files changed: 0 ins; 96 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk17u/pull/203.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u pull/203/head:pull/203

PR: https://git.openjdk.java.net/jdk17u/pull/203