[jdk17u] Integrated: 8273314: Add tier4 test groups

[Aleksey Shipilev]

On Mon, 4 Oct 2021 13:14:23 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to improve testing. 
> 
> Additional testing:
>  - [x] `jdk:tier4` runs (and passes nearly cleanly, with known failures)

This pull request has now been integrated.

Changeset: 973911e9
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.java.net/jdk17u/commit/973911e9a528937d4f3a1a4a0247fa04b0347026
Stats:     20 lines in 4 files changed: 20 ins; 0 del; 0 mod

8273314: Add tier4 test groups

Backport-of: 1f8af524ffe2d2d1469d8f07887b1f61c6e4d7b8

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PR: https://git.openjdk.java.net/jdk17u/pull/144