remove unnecessary code

[deltakosh]

For the complete story: https://forum.babylonjs.com/t/bug-in-code-of-vector3/59259/13?u=deltakosh

[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]

Snapshot stored with reference name:
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Test environment:
https://snapshots-cvgtc2eugrd3cgfd.z01.azurefd.net/refs/pull/16834/merge/index.html

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

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Links to test babylon tools with this snapshot:

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https://sandbox.babylonjs.com/?snapshot=refs/pull/16834/merge
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[bjsplat]

WebGL2 visualization test reporter:

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[bjsplat]

Visualization tests for WebGPU

https://snapshots-cvgtc2eugrd3cgfd.z01.azurefd.net/refs/pull/16834/merge/testResults/webgpuplaywright/index.html

[bjsplat]

WebGL2 visualization test reporter:

https://snapshots-cvgtc2eugrd3cgfd.z01.azurefd.net/refs/pull/16834/merge/testResults/webgl2playwright/index.html

[bjsplat]

Visualization tests for WebGPU

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