fix: scoped v4 strapi package for yarn pull

[jkupcho]

Intended on fixing #321

New versions of strapi have been scoped behind @strapi/strapi.

This change allows future docker images to be built properly with the new scoped npm package.

[strapi-cla]

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1 out of 2 committers have signed the CLA.

✅ jkupcho
❌ Jonathan

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[jkupcho]

I'll reopen with fixed email