Gemfile in metanorma-iho-0.8.4 vs Gemfile in metanorma-iho-0.8.5

@@ -2,10 +2,14 @@
 Encoding.default_internal = Encoding::UTF_8
 
 source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}" }
 
-gemspec
+group :development, :test do
+  gem "rspec"
+end
 
-if File.exist? 'Gemfile.devel'
-  eval File.read('Gemfile.devel'), nil, 'Gemfile.devel' # rubocop:disable Security/Eval
+if File.exist? "Gemfile.devel"
+  eval File.read("Gemfile.devel"), nil, "Gemfile.devel" # rubocop:disable Security/Eval
 end
+
+gemspec