Gh-pages version can't load in Brave

[jpcima]

Hello, the published version in branch gh-pages has an issue which makes maths not loadable in Brave browser.

https://shepazu.github.io/Audio-EQ-Cookbook/audio-eq-cookbook.html

The console prints this error.

Mixed Content: The page at 'https://shepazu.github.io/Audio-EQ-Cookbook/audio-eq-cookbook.html' was loaded over HTTPS, but requested an insecure script 'http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=MML_HTMLorMML'. This request has been blocked; the content must be served over HTTPS.