[code-reflection] Integrated: Re organized code builder hierarchy

[Gary Frost]

On Wed, 8 Jan 2025 13:53:23 GMT, Gary Frost <gfrost at openjdk.org> wrote:

> The HAT high level (C99) builders used by CUDA, OpenCL  and HIP  were a mess.  I removed one level of Builder (an abstract class with no methods).

Fixed WS issues

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PR Comment: https://git.openjdk.org/babylon/pull/303#issuecomment-2577740529