Add audio engine v2

[docEdub]

This change adds the initial audio engine v2 implementation and introduces the API for sound and streaming sound creation and playback.

[bjsplat]

Please make sure to label your PR with "bug", "new feature" or "breaking change" label(s).
To prevent this PR from going to the changelog marked it with the "skip changelog" label.

[bjsplat]

Please make sure to label your PR with "bug", "new feature" or "breaking change" label(s).
To prevent this PR from going to the changelog marked it with the "skip changelog" label.

[ryantrem]

Am I remembering correctly from previous conversations that the new audio engine will implement the existing interfaces, or no?

[bjsplat]

Snapshot stored with reference name:
refs/pull/15839/merge

Test environment:
https://snapshots-cvgtc2eugrd3cgfd.z01.azurefd.net/refs/pull/15839/merge/index.html

To test a playground add it to the URL, for example:

https://snapshots-cvgtc2eugrd3cgfd.z01.azurefd.net/refs/pull/15839/merge/index.html#WGZLGJ#4600

Links to test babylon tools with this snapshot:

https://playground.babylonjs.com/?snapshot=refs/pull/15839/merge
https://sandbox.babylonjs.com/?snapshot=refs/pull/15839/merge
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To test the snapshot in the playground with a playground ID add it after the snapshot query string:

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[bjsplat]

Visualization tests for WebGPU (Experimental)

https://snapshots-cvgtc2eugrd3cgfd.z01.azurefd.net/refs/pull/15839/merge/testResults/webgpuplaywright/index.html

[bjsplat]

WebGL2 visualization test reporter:

https://snapshots-cvgtc2eugrd3cgfd.z01.azurefd.net/refs/pull/15839/merge/testResults/webgl2playwright/index.html

[docEdub]

Am I remembering correctly from previous conversations that the new audio engine will implement the existing interfaces, or no?

Yes, this is something we discussed as a possibility.