git: openjdk/jdk11u-dev: 8292887: Bump update version for OpenJDK: jdk-11.0.18

[Christoph Langer]

Changeset: 6e30d22d
Author:    Christoph Langer <clanger at openjdk.org>
Date:      2022-09-01 04:57:55 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/6e30d22dee999670e4169df1a028624e3c84354a

8292887: Bump update version for OpenJDK: jdk-11.0.18

Reviewed-by: sgehwolf

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