[lworld] Integrated: 8329795: [lworld] Remove the jdk internal ValhallaFeatures test api

[Roger Riggs]

On Fri, 5 Apr 2024 17:55:29 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

> The api point jdk.internal.misc.ValhallaFeatures has been replaced by `--enable-preview` and `jdk.internal.misc.PreviewFeatures` and can be removed. 
> 
> The supporting files and test are removed.

This pull request has now been integrated.

Changeset: 7333d293
Author:    Roger Riggs <rriggs at openjdk.org>
URL:       https://git.openjdk.org/valhalla/commit/7333d29303918ad02e515d3e671afe1e909a3e39
Stats:     150 lines in 3 files changed: 0 ins; 150 del; 0 mod

8329795: [lworld] Remove the jdk internal ValhallaFeatures test api

Reviewed-by: mchung

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PR: https://git.openjdk.org/valhalla/pull/1071