Added the Go language with snippets

[AmeerMoustafa]

Description

Added the Go language. Added a hello world snippet, snippets for reading/writing files and an HTTP server snippet.

Type of Change

• ✨ New snippet
• 🛠 Improvement to an existing snippet
• 🐞 Bug fix
• 📖 Documentation update
• 🔧 Other (please describe):

Checklist

• I have tested my code and verified it works as expected.
• My code follows the style and contribution guidelines of this project.
• Comments are added where necessary for clarity.
• Documentation has been updated (if applicable).
• There are no new warnings or errors from my changes.

[Mathys-Gasnier]

Hey, Thank you for your contribution.

After reviewing your PR we've found that all/some snippets you are adding don't match the scope of Quicksnip.
Please remove the PR that don't match the scope (Listed bellow), if your PR contains no snippet matching the scope of Quicksnip, it will be closed without further notice.

If no fix is provided within 7-10 days this PR will be closed without further notice

[Mathys-Gasnier]

This does not qualify as a snippet, because it is an example

[Mathys-Gasnier]

Those snippets only wrap around os.ReadFile and os.WriteFile without adding anything really usefull, as such, they don't qualify as snippets under our guidelines

[Mathys-Gasnier]

This does not qualify as a snippet, because it is an example

[AmeerMoustafa]

Understood, I'll take my time writing a few Go snippets and come back later with another proper pull request. Thank you for your time!