fix dependency version

fbb22ec3 · jfschaefer · edc06590 · fbb22ec3
Commit fbb22ec3 authored 4 years ago by jfschaefer
--- a/Gemfile
+++ b/Gemfile
 source 'https://rubygems.org'
+gem "sprockets", "~> 3.7"
 gem 'github-pages', group: :jekyll_plugins