Documentation: Update terminology for latest IntelliJ version

[thederputy]

• I have read the guidelines for submitting issues

🐛 Describe the bug

Terminology change inside IntelliJ for including a new Gradle project.

⚠️ Current behavior

The Dev environment documentation states that you should Select "Import Gradle Project"

✅ Expected behavior

As of at least IntelliJ 2022.2.1, the menu option has changed to "Link Gradle Project"

💣 Steps to reproduce

Follow the Dev environment documentation and compare to the latest IntelliJ

📱 Tech info

N/A

[LouisCAD]

For trivial changes like that, where you're 90% sure we're going to accept them, and especially if you've already made the changes, no need to create an issue, you can submit the PR directly 😉