git: openjdk/jdk: 8325626: Allow selection of non-matching configurations using CONF=!string

[Magnus Ihse Bursie]

Changeset: ec20b0aa
Author:    Magnus Ihse Bursie <ihse at openjdk.org>
Date:      2024-02-13 09:51:33 +0000
URL:       https://git.openjdk.org/jdk/commit/ec20b0aa2ed711daeea5d0a09102093b3a2a49ec

8325626: Allow selection of non-matching configurations using CONF=!string

Reviewed-by: erikj, jwaters

! doc/building.html
! doc/building.md
! make/Global.gmk
! make/InitSupport.gmk