Adding [Term Entry] C++ Inheritance: Multiple Inheritance

[John-Kingham]

Description

Adds a new term entry for Multiple Inheritance under C++. The entry is written in the new file: docs/content/cpp/concepts/inheritance/terms/multiple-inheritance/multiple-inheritance.md. I'm doing this as part of the Codecademy Learn Git & GitHub course.

Issue Solved

Closes #6019

Type of Change

• Adding a new entry

Checklist

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

[CLAassistant]

All committers have signed the CLA.

[PragatiVerma18]

Hey @John-Kingham, please sign the CLA agreement using the link in the above comment. We won't be able to merge your contribution without that. Thanks.

[PragatiVerma18]

Hey @John-Kingham, thanks for contributing to docs. The entry looks good but I have a few suggestions. Please make the required changes so that we can then push this PR for a second review.

Let me know if you have any questions or doubts, will be happy to help. Happy contributing! 🚀

[PragatiVerma18]

Hey @John-Kingham, thanks for signing the CLA Agreement as per my last comment. This PR is now good for a second review.