Add a new article: How to test your email templates

[umbracotrd]

📋 Description

Add a new article: How to test your email templates. This article is a guide for a new feature, which will be released in Umbraco Commerce 16.2.0

✅ 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)

Umbraco Commerce 16.2.0

Deadline (if relevant)

TBD.

📚 Helpful Resources

• 🧾 Umbraco Contribution Guidelines
• ✍️ Umbraco Documentation Style Guide

[eshanrnh]

Thanks for the PR, @umbracotrd 🙌 We will review it as soon as we can.