Add Yue icon

[mataha]

Description

Add YueScript icon to related files (.yue).

Motivation and Context

Working with YueScript. (And I have a package in the works that'll provide source.yue scope).

How Has This Been Tested?

• file_type_yue.yue
• no.yue

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have read the CONTRIBUTING document.