Remove warning on Microsoft.EntityFrameworkCore.Design dependency conflicts

[lauraneto]

📋 Description

This issue has been fixed in the CMS and will be released in 16.4, so the mentioned workaround will no longer be needed.

📎 Related Issues (if applicable)

✅ Contributor Checklist

I've followed the Umbraco Documentation Style Guide and can confirm that:

• Code blocks are correctly formatted.
• Sentences are short and clear (preferably under 25 words).
• Passive voice and first-person language (“we”, “I”) are avoided.
• Relevant pages are linked.
• All links work and point to the correct resources.
• Screenshots or diagrams are included if useful.
• Any code examples or instructions have been tested.
• Typos, broken links, and broken images are fixed.

Product & Version (if relevant)

CMS - 16.4.0

Deadline (if relevant)

16.4-RC release on November 13th

[eshanrnh]

Looks good to me 😀