Merge pull request #727 from coderdojo-japan/dependabot/bundler/rubyzip-2.2.0

Bump rubyzip from 2.0.0 to 2.2.0

Author: yasulab

Gemfile.lock

@@ -309,7 +309,7 @@ GEM
     ruby-mp3info (0.8.10)
     ruby_parser (3.14.2)
       sexp_processor (~> 4.9)
-    rubyzip (2.0.0)
+    rubyzip (2.2.0)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)