git: openjdk/jdk21u-dev: master: 8326773: Bump update version for OpenJDK: jdk-21.0.4

[Goetz Lindenmaier]

Changeset: 64b70bee
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2024-02-27 18:54:59 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/64b70beeb309d4307acd4f2766d87d8fdd61443e

8326773: Bump update version for OpenJDK: jdk-21.0.4

Reviewed-by: sgehwolf

! .jcheck/conf
! make/conf/version-numbers.conf