feat(meta): add learn article issue template

[avivkeller]

Looking at some issues in nodejs/node, it seems like it may be unclear for some users to identify what a "doc" issue is versus a learn article issue.

Having a template for a learn article issue might help.

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Name	Status	Preview	Updated (UTC)
nodejs-org	✅ Ready (Inspect)	Visit Preview	Apr 24, 2025 8:12pm

[Copilot]

Pull Request Overview

This PR adds a new issue template to differentiate learn article issues from documentation issues.

• Introduces a dedicated learn article issue template.
• Provides structured fields for Affected URL and Issue Description.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.81%. Comparing base (0b24039) to head (61a6085).
Report is 3 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7680      +/-   ##
==========================================
+ Coverage   74.63%   74.81%   +0.17%     
==========================================
  Files          96       98       +2     
  Lines        7689     7842     +153     
  Branches      192      197       +5     
==========================================
+ Hits         5739     5867     +128     
- Misses       1948     1973      +25     
  Partials        2        2              

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[avivkeller]

I'm away from my machine right now, but I'll push the lint fixes by the end of the day, unless someone else beats me to it.

[github-actions]

Lighthouse Results

URL	Performance	Accessibility	Best Practices	SEO	Report
/en	🟢 98	🟢 100	🟢 100	🟢 91	🔗
/en/about	🟢 100	🟢 100	🟢 100	🟢 91	🔗
/en/about/previous-releases	🟢 99	🟢 100	🟢 100	🟢 92	🔗
/en/download	🟢 97	🟢 100	🟢 100	🟢 91	🔗
/en/blog	🟢 100	🟢 100	🟢 96	🟢 92	🔗