add .squeeze() markdown file

[jcleyle]

Description

Created entry for .squeeze()

Issue Solved

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.