Merge pull request rails#13844 from Alamoz/config_grammar

thread -> threaded [ci skip]

Author: chancancode

guides/code/getting_started/config/environments/production.rb

@@ -5,7 +5,7 @@
   config.cache_classes = true
 
   # Eager load code on boot. This eager loads most of Rails and
-  # your application in memory, allowing both thread web servers
+  # your application in memory, allowing both threaded web servers
   # and those relying on copy on write to perform better.
   # Rake tasks automatically ignore this option for performance.
   config.eager_load = true

railties/lib/rails/generators/rails/app/templates/config/environments/production.rb.tt

@@ -5,7 +5,7 @@ Rails.application.configure do
   config.cache_classes = true
 
   # Eager load code on boot. This eager loads most of Rails and
-  # your application in memory, allowing both thread web servers
+  # your application in memory, allowing both threaded web servers
   # and those relying on copy on write to perform better.
   # Rake tasks automatically ignore this option for performance.
   config.eager_load = true