[Snippets]: Added new snippets partaining to document Cookies

[1982FenceHopper]

Description

New snippets under the Cookies folder allow setting, deletion and retrieval of cookies

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.

Related Issues

Closes #

Additional Context

Screenshots (Optional)

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[Mathys-Gasnier]

Hey, Thank you for your contribution.

After reviewing your PR we've found that all snippets you are adding don't match the scope of Quicksnip.
The snippets you provided are duplicates of the cookies API of the browser.
Since we will not be moving on with your snippets, this PR be closed without further notice.