RFR: 8346050: Update BuildTestLib.gmk to build whole testlibrary [v2]

[Magnus Ihse Bursie]

On Sat, 8 Feb 2025 05:01:03 GMT, Leonid Mesnik <lmesnik at openjdk.org> wrote:

>> The fix add remaining classes to the testlibrary jar and fix some warnings in security-related classes.
>
> Leonid Mesnik has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Update make/test/BuildTestLib.gmk
>   
>   Co-authored-by: Erik Joelsson <37597443+erikj79 at users.noreply.github.com>

make/test/BuildTestLib.gmk line 61:

> 59: 
> 60: ifeq ($(call isTargetOs, linux), false)
> 61:   EXCLUDE_DIRS := jdk/test/lib/containers

Please call this either just "EXCLUDES", or even better `BUILD_TEST_LIB_JAR_EXCLUDES` (to conform with existing practice). Changing the name like this sounds like it is going to be assigned to another argument; we have various ways to exclude files and `EXCLUDES` is only one.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23525#discussion_r1949903110