Merge pull request #160 from bastelfreak/minitest

minitest: allow 6.x

Author: bastelfreak

beaker-rspec.gemspec

@@ -21,7 +21,7 @@ Gem::Specification.new do |s|
 
   # Testing dependencies
   s.add_development_dependency 'fakefs', '>= 0.6', '< 4'
-  s.add_development_dependency 'minitest', '~> 5.4'
+  s.add_development_dependency 'minitest', '>= 5.4', '< 7'
   s.add_development_dependency 'rake', '~> 13.0'
   s.add_development_dependency 'voxpupuli-rubocop', '~> 4.1.0'