Fix homepage url

https://github.com/saml-toolkit/ruby-saml is not found.

Author: yhirano55

README.md

@@ -16,7 +16,7 @@ requests from identity providers.
 SAML authorization is a two step process and you are expected to implement support for both.
 
 We created a demo project for Rails 4 that uses the latest version of this library:
-[ruby-saml-example](https://github.com/saml-toolkit/ruby-saml-example)
+[ruby-saml-example](https://github.com/saml-toolkits/ruby-saml-example)
 
 ### Supported Ruby Versions
 

ruby-saml.gemspec

@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
     "README.md"
   ]
   s.files = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
-  s.homepage = %q{https://github.com/saml-toolkit/ruby-saml}
+  s.homepage = %q{https://github.com/saml-toolkits/ruby-saml}
   s.rdoc_options = ["--charset=UTF-8"]
   s.require_paths = ["lib"]
   s.rubygems_version = %q{1.3.7}