git: openjdk/jdk11u-dev: 8217730: Split up MakeBase.gmk

[Goetz Lindenmaier]

Changeset: a6d4402a
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2023-02-01 09:12:08 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/a6d4402a74449defc6b426feb47dceeb7538a713

8217730: Split up MakeBase.gmk

Reviewed-by: phh
Backport-of: 16271669822c7500b60fc4da6268f682d0ba581c

+ make/common/CopyFiles.gmk
! make/common/MakeBase.gmk
+ make/common/MakeIO.gmk
+ make/common/Utils.gmk