[jdk17u-dev] RFR: 8289509: Improve test coverage for XPath Axes: descendant, descendant-or-self, following, following-sibling

[Goetz Lindenmaier]

I backport this for parity with 17.0.8-oracle.

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Commit messages:
 - Backport 1961e81e02e707cd0c8241aa3af6ddabf7668589

Changes: https://git.openjdk.org/jdk17u-dev/pull/1319/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1319&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8289509
  Stats: 358 lines in 2 files changed: 358 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1319.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1319/head:pull/1319

PR: https://git.openjdk.org/jdk17u-dev/pull/1319