fixes ArgumentError when proxy is used (#20420)

* fixes ArgumentError when proxy is used

* Update app/lib/request.rb

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

Co-authored-by: Eugen Rochko <eugen@zeonfederated.com>
Co-authored-by: Claire <claire.github-309c@sitedethib.com>

app/lib/request.rb

@@ -281,7 +281,7 @@ class Request
 
   class ProxySocket < Socket
     class << self
-      def check_private_address(_address)
+      def check_private_address(_address, _host)
         # Accept connections to private addresses as HTTP proxies will usually
         # be on local addresses
         nil