git: openjdk/jfx: jfx20: 8302470: Change JBS version in .jcheck/conf to jfxNN[.0.MM]

[Kevin Rushforth]

Changeset: 17ea0573
Author:    Kevin Rushforth <kcr at openjdk.org>
Date:      2023-02-28 16:07:25 +0000
URL:       https://git.openjdk.org/jfx/commit/17ea057315d41bb70547b3e50f129185f0d9d663

8302470: Change JBS version in .jcheck/conf to jfxNN[.0.MM]

Reviewed-by: arapte

! .jcheck/conf
! UPDATING-VERSION.md