gemspec.erb in gapic-generator-cloud-0.5.0

- old
+ new

@@ -28,10 +28,12 @@
   <%- if gem.iam_dependency? -%>
   gem.add_dependency "grpc-google-iam-v1", ">= 0.6.10", "< 2.0"
   <%- end -%>
 
   gem.add_development_dependency "google-style", "~> 1.24.0"
-  gem.add_development_dependency "minitest", "~> 5.10"
+  gem.add_development_dependency "minitest", "~> 5.14"
+  gem.add_development_dependency "minitest-focus", "~> 1.1"
+  gem.add_development_dependency "minitest-rg", "~> 5.2"
   gem.add_development_dependency "rake", ">= 12.0"
   gem.add_development_dependency "redcarpet", "~> 3.0"
   gem.add_development_dependency "simplecov", "~> 0.18"
   gem.add_development_dependency "yard", "~> 0.9"
 end