git: openjdk/jdk: master: 8361478: GHA: Use MSYS2 from GHA runners

[Aleksey Shipilev]

Changeset: ed9066bd
Branch: master
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2025-07-24 05:59:24 +0000
URL:       https://git.openjdk.org/jdk/commit/ed9066bdf48c2d9925aea745951531ebf4af35a8

8361478: GHA: Use MSYS2 from GHA runners

Reviewed-by: jwaters, ihse

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