Correct some misspellings thoughout Babylon

[anthony-beckett]

A simple PR: a few words are misspelt, the first I noticed was “length” as “lenght”, but saw (#9707) and a few from there are also misspelt here. This PR just fixes such.

[bjsplat]

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[bjsplat]

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[deltakosh]

Much appreciated!!

[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.

[bjsplat]

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[bjsplat]

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[RaananW]

Let us know when it is ready to merge, as you have marked it as a draft. LGTM.