RFR: 8352645: Add tool support to check order of includes [v3]

[Doug Simon]

On Thu, 27 Mar 2025 13:34:02 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

> I would actually recommend just the bin directory.

Fine by me but I'm not sure how to then use `bin/SortIncludes.java` in `test/hotspot/jtreg/sources/TestIncludesAreSorted.java`.

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PR Comment: https://git.openjdk.org/jdk/pull/24247#issuecomment-2758217497