Ruby code block indentation issue fix

[skip ci] indentation fix

[skip ci] review changes added

[skip ci] indentation fix

actionpack/CHANGELOG.md

@@ -80,6 +80,7 @@
     This is very useful in situations where you only want to add a required param that is part of the route's URL but for other route not append an extraneous query param.
 
     Given the following router...
+
     ```ruby
     Rails.application.routes.draw do
       scope ":account_id" do
@@ -91,6 +92,7 @@
     ```
 
     And given the following `ApplicationController`
+
     ```ruby
     class ApplicationController < ActionController::Base
       def default_url_options

guides/source/7_0_release_notes.md

@@ -96,6 +96,7 @@ Please refer to the [Changelog][action-view] for detailed changes.
     #=>   <input type="hidden" name="_method" value="post" autocomplete="off" />
     # After
     #=>   <input type="hidden" name="_method" value="patch" autocomplete="off" />
+    ```
 
 Action Mailer
 -------------