[code-reflection] Integrated: Removed ptx backend

[Gary Frost]

On Sun, 6 Apr 2025 14:31:14 GMT, Gary Frost <gfrost at openjdk.org> wrote:

> The previous PR moved ptx backend functionality to Cuda backend.  So just removing the redundant files and project artifacts

This pull request has now been integrated.

Changeset: cb41d87e
Author:    Gary Frost <gfrost at openjdk.org>
URL:       https://git.openjdk.org/babylon/commit/cb41d87e86e96336b1b50867d825deaf82e4d5dc
Stats:     2467 lines in 15 files changed: 0 ins; 2467 del; 0 mod

Removed ptx backend

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PR: https://git.openjdk.org/babylon/pull/385