Feat: Add tests for the reddit scraper

[Celaena24]

Describe the feature

There is currently no test file for reddit.

Add ScreenShots

Record

• [X] I agree to follow this project's Code of Conduct
• [X] I'm a GSSoC'24 contributor
• [X] I want to work on this issue

[nikhil25803]

Go ahead @Celaena24