RFR: 7903414: Support test.query for TestNG tests. [v2]

[Jan Lahoda]

> Tried to add the `test.query` support for TestNG tests.

Jan Lahoda has updated the pull request incrementally with one additional commit since the last revision:

  Adding trailing newlines.

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Changes:
  - all: https://git.openjdk.org/jtreg/pull/145/files
  - new: https://git.openjdk.org/jtreg/pull/145/files/60c86e29..3bc6a234

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jtreg&pr=145&range=01
 - incr: https://webrevs.openjdk.org/?repo=jtreg&pr=145&range=00-01

  Stats: 3 lines in 3 files changed: 0 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jtreg/pull/145.diff
  Fetch: git fetch https://git.openjdk.org/jtreg pull/145/head:pull/145

PR: https://git.openjdk.org/jtreg/pull/145