Title of the contributor-docs page does not have p5js logo

[IamEzio]

Actual Behaviour
The title of the contributor-docs html page does not have p5js logo in it.

Expected Behaviour
The title should have a logo as the home page and other pages do.

Steps to reproduce it
Visit the site and open https://p5js.org/contributor-docs/#/

Screenshots of the issue

Would you like to work on the issue?
Yes

[akshatnema]

@Qianqianye @limzykenneth Hey, I have resolved this issue on my local system and now making a PR linking this issue.