git: openjdk/jfx17u: master: 8315873: [GHA] Update checkout and cache action to use v4

[Johan Vos]

Changeset: 15c0a968
Branch: master
Author:    Johan Vos <jvos at openjdk.org>
Date:      2025-03-05 08:28:17 +0000
URL:       https://git.openjdk.org/jfx17u/commit/15c0a9687329c7067a9e43f71c34ad52d6ba530f

8315873: [GHA] Update checkout and cache action to use v4

Reviewed-by: jpereda
Backport-of: 6ec588c5635964769b354bce37e68d7a6c00985a

! .github/workflows/submit.yml