chore: use appropriate eyeglass compatibility range
chore: use appropriate eyeglass compatibility range

The current Foundation codebase supports all eyeglass versions since its first stable release `v0.8.0`.

Changes:
* Support eyeglass `>=0.8.0` instead of `~0.8.0` in package.json

Closes https://github.com/zurb/foundation-sites/issues/11263

colin-marshall/foundation-sites,DaSchTour/foundation-sites,zurb/foundation,zurb/foundation-sites,denisahac/foundation-sites,colin-marshall/foundation-sites,zurb/foundation,denisahac/foundation-sites,denisahac/foundation-sites,colin-marshall/foundation-sites,abdullahsalem/foundation-sites,zurb/foundation-sites,zurb/foundation,abdullahsalem/foundation-sites,abdullahsalem/foundation-sites,DaSchTour/foundation-sites,zurb/foundation-sites