git: openjdk/jdk11u-dev: 8314495: Update to use jtreg 7.3.1

[Goetz Lindenmaier]

Changeset: 50d05032
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2024-03-21 12:30:08 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/50d0503294ceb77289786532c82a887f12fba425

8314495: Update to use jtreg 7.3.1

Reviewed-by: shade, lucy
Backport-of: 75e14419d29c1dc98bd040490e93ae8f6eee4e43

! make/autoconf/lib-tests.m4
! make/conf/github-actions.conf
! make/conf/jib-profiles.js
! test/hotspot/jtreg/TEST.ROOT
! test/jaxp/TEST.ROOT
! test/jdk/TEST.ROOT
! test/langtools/TEST.ROOT