doc(syntax-highlighting): fix available values
@@ -216,13 +216,15 @@ Zola currently has the following highlight themes available:
- [nord](https://github.com/crabique/Nord-plist/tree/0d655b23d6b300e691676d9b90a68d92b267f7ec)
- [nyx-bold](https://github.com/GalAster/vscode-theme-nyx)
- [one-dark](https://github.com/andresmichel/one-dark-theme)
-- [OneHalf](https://github.com/sonph/onehalf)
+- [OneHalfDark](https://github.com/sonph/onehalf)
+- [OneHalfLight](https://github.com/sonph/onehalf)
+- [railsbase16-green-screen-dark](https://github.com/tompave/rails_base_16)
- [solarized-dark](https://tmtheme-editor.herokuapp.com/#!/editor/theme/Solarized%20(dark))
- [solarized-light](https://tmtheme-editor.herokuapp.com/#!/editor/theme/Solarized%20(light))
- [subway-madrid](https://github.com/idleberg/Subway.tmTheme)
- [subway-moscow](https://github.com/idleberg/Subway.tmTheme)
- [Tomorrow](https://tmtheme-editor.herokuapp.com/#!/editor/theme/Tomorrow)
-- [TwoDark](https://github.com/erremauro/TwoDark)
+- [two-dark](https://github.com/erremauro/TwoDark)
- [visual-studio-dark](https://tmtheme-editor.herokuapp.com/#!/editor/theme/Visual%20Studio%20Dark)
- [zenburn](https://github.com/colinta/zenburn)
