v1.5.7

[lucaslarroche]

v1.5.7

Preview: https://picocss.github.io/pico/docs/

Fixes

• Prevent scrolling and interactions below a modal on mobile, by @rbf #267
• Allow use of custom data-theme values that also override auto light/dark switching, by @wmurphyrd #272

Documentation

• Fix path in customization, by @mattcroat #279
• Remove unnecessary JS for indeterminate progress, by @FWDekker #284

+ Update dependencies.