DEV: Add default `Accept-Language` to FinalDestination requests (#13817)

DEV: Add default Accept-Language to FinalDestination requests (#13817)

Not specifying an Accept-Language should be equivalent to specifying an Accept-Language of *, however some webservers seem to prefer it if we are explicit about being able to handle a response of content in any language.

diff --git a/lib/final_destination.rb b/lib/final_destination.rb
index 2cc9b5c..d2a8b03 100644
--- a/lib/final_destination.rb
+++ b/lib/final_destination.rb
@@ -89,6 +89,7 @@ class FinalDestination
     result = {
       "User-Agent" => @user_agent,
       "Accept" => "*/*",
+      "Accept-Language" => "*",
       "Host" => @uri.hostname
     }
 

GitHub sha: 09d23a37a547b3a18f1d35d2aeca510456453c92

This commit appears in #13817 which was approved by tgxworld. It was merged by SamSaffron.