Tutorial corrections kate

[KJustement]

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Checklist

Please put an X within the brackets that apply [X].

• [X ] I have read the CONTRIBUTING.md file.

• [X ] I have made my changes in a new branch and not directly in the main branch

• [ ] I am requesting feedback on a draft pull request

Is this pull request related to an open issue? If so, what is the issue number?

n/a

Please describe the goal of this pull request and the changes that were made.

fix one typo and update an instruction to match the provided image

Additional Comments

[KJustement]

I think the image, after "8. Add Images", shows the file as preface.md to reflect the change!

Ok to go ahead and merge?

[Erin-Cecele]

Yes, I did notice that! And, yes, ok to merge!