git: openjdk/jdk21u-dev: master: 8361478: GHA: Use MSYS2 from GHA runners

[Aleksey Shipilev]

Changeset: e1b46912
Branch: master
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2025-08-25 08:29:29 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/e1b469127889037cb019095ff72d5ebb550f59e4

8361478: GHA: Use MSYS2 from GHA runners

Backport-of: ed9066bdf48c2d9925aea745951531ebf4af35a8

! .github/actions/get-msys2/action.yml