Update examples

Author: maikypedia

ruby/ql/src/experimental/template-injection/examples/SSTIBad.rb

@@ -9,6 +9,7 @@ def some_request_handler
       <h2>Hello %s </h2></body></html>
       " % name
     template = ERB.new(html_text).result(binding) 
+    render inline: html_text
   end
 end
 

ruby/ql/src/experimental/template-injection/examples/SSTIGood.rb

@@ -9,6 +9,7 @@ def some_request_handler
       <h2>Hello <%= name %> </h2></body></html>
       "
     template = ERB.new(html_text).result(binding) 
+    render inline: html_text
   end
 end