New contributors must add a space after the dash (-)

[AliSinaYOusofi]

🐞 Readability New contributors must add a space after the dash. If they don't the file looks messy with tow to three contributors name on the same line. For readability it's better to add a space after the dash.

🎯 Goal

💡 Possible solutions Before merging automatically it must check if the new contributor added space after the dash.

📋 Steps to solve the problem

The project maintainer must add this check.