git: openjdk/jfx: master: 8296284: Update CONTRIBUTING guidelines to state that JUnit 5 is used for tests

[Marius Hanl]

Changeset: 3836b96b
Branch: master
Author:    Marius Hanl <mhanl at openjdk.org>
Date:      2025-06-21 19:42:13 +0000
URL:       https://git.openjdk.org/jfx/commit/3836b96b1ac676c49eb0fb9d1f08715433710590

8296284: Update CONTRIBUTING guidelines to state that JUnit 5 is used for tests

Reviewed-by: angorya, arapte

! CONTRIBUTING.md