[Term entry] C++Sets Swap()

[alonsoserrudo]

Description

-Added the Swap() term for C++
Closes Issue #7174

Issue Solved

Closes #7174

Type of Change

• Adding a new entry

Checklist

• [x ] All writings are my own.
• [x ] My entry follows the Codecademy Docs style guide.
• [x ] My changes generate no new warnings.
• [x ] I have performed a self-review of my own writing and code.
• [ x] I have checked my entry and corrected any misspellings.
• [x ] I have made corresponding changes to the documentation if needed.
• [ x] I have confirmed my changes are not being pushed from my forked main branch.
• [x ] I have confirmed that I'm pushing from a new branch named after the changes I'm making.
• [ x] I have linked any issues that are relevant to this PR in the Issues Solved section.

[CLAassistant]

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1 out of 2 committers have signed the CLA.

✅ mamtawardhani
❌ alonsoserrudo
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[mamtawardhani]

Hey @alonsoserrudo please sign the CLA

[mamtawardhani]

Thank you for contributing to Codecademy Docs @alonsoserrudo 😄
The entry looks good for a second review! 🚀

[mamtawardhani]

Hey @alonsoserrudo please sign the CLA

[mamtawardhani]

Hey @alonsoserrudo please sign the CLA

[dakshdeepHERE]

@alonsoserrudo any updates on CLA?