Add og:title

Author: pomber

sites/docs/src/home/app.js

@@ -13,6 +13,7 @@ function App() {
  <Helmet>
  <meta charSet="utf-8" />
  <title>Code Surfer - Rad Code Slides</title>
+ <meta name="og:title" content="Code Surfer - Rad Code Slides" />
  <meta
  name="description"
  content="Code Surfer adds code highlighting, code zooming, code scrolling, code focusing, code morphing, and fun to MDX Deck slides."