Add support for clearing the terminal's output

[luah5]

Description

this adds support for clearing the terminal output using the clear command

Related Issues

• close #1143

Checklist

• [x] I read and understood the contributing guide as well as the code of conduct
• [x] The issues this PR addresses are related to each other
• [x] My changes generate no new warnings
• [x] My code builds and runs on my machine
• [x] My changes are all related to the related issue above
• [x] I documented my code

Screenshots

https://github.com/CodeEditApp/CodeEdit/assets/128280019/121b6c7e-3be9-4feb-b956-3fe3490f5e1e

[Angelk90]

@luah5 : Why does it look like this?

[luah5]

@luah5 : Why does it look like this?

Don't worry about that, @Angelk90 it's a known CE bug that only some people encounter. see this screenshot from the main (unaltered) version of CE:

[bombardier200]

@luah5 I am closing this for now till we decide on what exactly we want to do.