missing escape html for open ai

Author: SamSaffron

lib/completions/endpoints/open_ai.rb

@@ -173,7 +173,7 @@ def add_to_function_buffer(function_buffer, partial: nil, payload: nil)
 
               argument_fragments =
                 json_args.reduce(+"") do |memo, (arg_name, value)|
-                  memo << "\n<#{arg_name}>#{value}</#{arg_name}>"
+                  memo << "\n<#{arg_name}>#{CGI.escapeHTML(value)}</#{arg_name}>"
                 end
               argument_fragments << "\n"