Add option to alphabetically sort titles

[zachleat]

Code:

eleventy-navigation/eleventy-navigation.js

Line 18 in e5c99c1

return (a.order || 0) - (b.order || 0);

Related: #32 #1

https://twitter.com/SaraSoueidan/status/1479100282088820739

[mstenz]

I have fixed this with #32 by a similar but different adjusted code.

[peruvianidol]

Is there a way to do this by rendering your own markup? (https://www.11ty.dev/docs/plugins/navigation/#bring-your-own-html-render-the-menu-items-manually)