git: openjdk/jdk17u: master: 8273314: Add tier4 test groups

[Aleksey Shipilev]

Changeset: 973911e9
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2021-10-04 14:53:23 +0000
URL:       https://git.openjdk.java.net/jdk17u/commit/973911e9a528937d4f3a1a4a0247fa04b0347026

8273314: Add tier4 test groups

Backport-of: 1f8af524ffe2d2d1469d8f07887b1f61c6e4d7b8

! test/hotspot/jtreg/TEST.groups
! test/jaxp/TEST.groups
! test/jdk/TEST.groups
! test/langtools/TEST.groups