Publish /en/lessons/digital-exhibition-collectionbuilder

[anisa-hawes]

Preparing files for publication.

Closes #3801

Checklist

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[anisa-hawes]

Hello Alex @hawc2 anad Laura @lachapot,

I’ve staged digital-exhibition-collectionbuilder for publication. You can read it through in Preview and let me know if you notice anything which you'd like to adjust.

Thank you,
Anisa