[jdk11u-dev] Integrated: 8274083: Update testing docs to mention tiered testing

[Aleksey Shipilev]

On Wed, 6 Oct 2021 08:10:07 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to improve documentation after introducing consistent `tier{2,3,4}` in related backports.

This pull request has now been integrated.

Changeset: 441b4de7
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/441b4de79c15182db0b894b7c47db4d7b9c07b9a
Stats:     60 lines in 2 files changed: 60 ins; 0 del; 0 mod

8274083: Update testing docs to mention tiered testing

Backport-of: 971aa353aae51222ca33ebfdd61b91672a6c871a

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PR: https://git.openjdk.java.net/jdk11u-dev/pull/478