Gemfile in metanorma-un-0.11.6 vs Gemfile in metanorma-un-0.11.8

@@ -2,14 +2,8 @@
 Encoding.default_internal = Encoding::UTF_8
 
 source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}" }
 
-group :development, :test do
-  gem "rspec"
-end
-
-if File.exist? "Gemfile.devel"
-  eval File.read("Gemfile.devel"), nil, "Gemfile.devel" # rubocop:disable Security/Eval
-end
-
 gemspec
+
+eval_gemfile("Gemfile.devel") rescue nil