Bug: Outdated Twitter Logo on Pysal website

[AquibKhann]

Issue:
The Pysal website currently displays an outdated version of the Twitter logo. The logo being used is not in sync with the latest branding guidelines.

Steps to Reproduce:

Visit the Pysal website.
Navigate to the section displaying social media links.
Observe the Twitter logo and compare it with the latest Twitter branding guidelines.
Expected Result:
The Twitter logo should adhere to the most recent branding guidelines provided by Twitter.

Actual Result:
The current Twitter logo appears to be outdated and may not align with the latest branding standards.

PySAL.-.Google.Chrome.2023-12-18.21-50-57.mp4

[Oluwajuwon-O]

Good day.
I want to contribute but I have challenges navigating the codebase/repo.
Can you show me where to find the directory of the webpage's source code?