[code-reflection] Integrated: Allow mandel example to run without UI

[Gary Frost]

On Sat, 29 Jun 2024 10:59:10 GMT, Gary Frost <gfrost at openjdk.org> wrote:

> Allow Mandel to run headless.  To allow PTX testing on machine without X11

This pull request has now been integrated.

Changeset: 031393bb
Author:    Gary Frost <gfrost at openjdk.org>
URL:       https://git.openjdk.org/babylon/commit/031393bb71d56e54c5c69984bb746c12e8bda504
Stats:     834 lines in 6 files changed: 777 ins; 13 del; 44 mod

Allow mandel example to run without UI

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PR: https://git.openjdk.org/babylon/pull/164