RFR: 8298178: Update to use jtreg 7.1.1

[Christian Stein]

Please review the change to update to using jtreg 7.1.1.

The primary change is to the `jib-profiles.js` file, which specifies the version of jtreg to use, for those systems that rely on this file. In addition, the requiredVersion has been updated in the various `TEST.ROOT` files.

This pull request was created by copying the following and using 7.1.1 at appropriate places:
- https://github.com/openjdk/jdk/pull/11416

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Commit messages:
 - 8298178: Update to use jtreg 7.1.1

Changes: https://git.openjdk.org/jdk/pull/11542/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=11542&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8298178
  Stats: 9 lines in 8 files changed: 0 ins; 0 del; 9 mod
  Patch: https://git.openjdk.org/jdk/pull/11542.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/11542/head:pull/11542

PR: https://git.openjdk.org/jdk/pull/11542