Some Scala projects added

[ghost]

Scala- projects

Description

I have been added some links to projects in Scala

Motivation and Context

There weren't any projects to learn Scala

How Has This Been Tested?

Types of changes

• Content Update (change which fixes an issue or updates an already existing submission)
• New Article (change which adds functionality)
• Documentation change

Checklist:

• [ +] My code follows the code style of this project.
• [ +] I have updated the documentation accordingly.
• [ +] I have read the CONTRIBUTING document.
• [ +] I have made checks to ensure URLs and other resources are valid