feat: Fix some typos in vapo notebooks

[inardini]

Description

This PR is about fixing some typos in vapo notebooks.

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[conventional-commit-lint-gcf[bot]]

🤖 I detect that the PR title and the commit message differ and there's only one commit. To use the PR title for the commit history, you can use Github's automerge feature with squashing, or use automerge label. Good luck human!

-- conventional-commit-lint bot https://conventionalcommits.org/

[review-notebook-app[bot]]

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