RFR: 8340818: Add a new jtreg test root to test the generated documentation [v6]

[Nizar Benalla]

On Mon, 14 Oct 2024 08:28:03 GMT, Nizar Benalla <nbenalla at openjdk.org> wrote:

>> Please review this change that adds a new test root `docs` dedicated to testing the documentation, which has been a work in progress for a while. Tests for links, encoding, HTML, accessibility will be later added in following PRs. 
>> 
>> We also define a new make target `test-docs` meant for local use and depends on the docs.
>> This also adds the necessary configurations needed at Oracle.
>> 
>> This patch includes a test `TestDocs` which serves to show developers how they are meant to resolve the docs to test them, I want to include it temporarily until better tests are added later.
>> 
>> TIA
>
> Nizar Benalla has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - - Add tidy as a dependency to `run-test-prebuilt-docs` profile
>    - remove deprecated syntax in Main.gmk
>    - add (C)
>    - drop new test-docs target, left for future PR
>    - drop list of keys in TEST.ROOT
>  - Revert "Add tidy as a dependency to `run-test-prebuilt-docs` and `docs` profiles"
>    
>    This reverts commit f706a420b86196e56683eac6f37818edf97a7770.

I added the copyright header to `TEST.ROOT` files, and added a standard comment at the beginning of `docs/problemlist.txt`

I dropped the `test-docs` make target, until I can add a better way of passing the dependency.

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PR Comment: https://git.openjdk.org/jdk/pull/21272#issuecomment-2410440028