docs: improve the issue templates

[Panquesito7]

📓 What Your Metaphor

• Improve the issue templates.
  • Capitalize the languages (e.g. javascript -> JavaScript).
  • Add Discord link to mkubdev labs in the config.yml file, which will show up before creating an issue.
  • Fix spelling error (?) (a -> I).

👨‍💻 Suggest for Community (write if any)

✔️ Check List (Check all the applicable boxes)

• [x] My metaphor is not written before from anyone
• [x] My metaphor have follow writing rules of the community.
• [x] The title of my pull request is a short description of the requested merge.

📄 Note to reviewers (write if any)

None.

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
metaphore	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 26, 2023 5:09pm

[darkterminal]

Dang :fire: !!! Amazing improvisation @Panquesito7 LATM :zap: (Look Amazing To Me)