fix: example/zoo-app/Gemfile to reduce vulnerabilities

snyk-bot · snyk-bot · commit b4ca8cbac2ab · 2023-03-15T16:22:43.000Z
The following vulnerabilities are fixed with an upgrade: - https://snyk.io/vuln/SNYK-RUBY-RACK-3360233
diff --git a/example/zoo-app/Gemfile b/example/zoo-app/Gemfile
@@ -8,5 +8,5 @@ group :development, :test do
 end
 
 gem 'rake'
-gem 'rack', '~>2.2'
+gem 'rack', '~> 2.2', '>= 2.2.6.4'
 gem 'httparty'
