capital_H_dangit

I was going to submit a PR for just the content but it looks like your content is in a database :cry: 

Preface: *muahahahah* This is mostly for giggles, but also because why not.

In [GitHub Pages Now Supports HTTPS so Use It](https://konklone.com/post/github-pages-now-supports-https-so-use-it), there's heavy use of the word "GitHub." Only thing is, the H isn't always capitalized in that word, where it should be. WordPress has a `capital_P_dangit` function for mitigating an analogous capitalization error for their product name. Perhaps the following can help :wink: 

/cc @benbalter