[FEATURE REQUEST] Automatically add newline to all files in new PRs

[Snailedlt]

I have searched through the issues and didn't find my problem.

• Confirm

Problem

There's often a missing newline at the end of the files, which can cause issues with old code editors.

Possible Solution

Add the newline-action to a new github workflow

Additional information

This will up the quality of devicons, and boost productivity for both reviewers and code contributors.