Updated mesh doc to add new prod environment img

[nataliefiann]

What are you changing in this pull request and why?

I have created this PR to update the image on the Mesh guide under the Create a production environment section. The previous section was showing an image for the v1.6 environment image

Checklist

• I have reviewed the Content style guide so my content adheres to these guidelines.
• The topic I'm writing about is for specific dbt version(s) and I have versioned it according to the version a whole page and/or version a block of content guidelines.
• I have added checklist item(s) to this list for anything anything that needs to happen before this PR is merged, such as "needs technical review" or "change base branch."
• The content in this PR requires a dbt release note, so I added one to the release notes page.

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🚀 Deployment available! Here are the direct links to the updated files:

• https://docs-getdbt-com-git-nfiann-mesh-img-dbt-labs.vercel.app/guides/mesh-qs

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Name	Status	Preview	Updated (UTC)
docs-getdbt-com	✅ Ready (Inspect)	Visit Preview	Dec 11, 2024 9:44am

[mirnawong1]

https://docs-getdbt-com-git-nfiann-mesh-img-dbt-labs.vercel.app/guides/mesh-qs?step=3

confirmed, looks good