Copy edits on latest patch

Author: rafaelfranca

actionmailer/CHANGELOG.md

@@ -1,6 +1,6 @@
 *   Added `deliver_enqueued_emails` to `ActionMailer::TestHelper`. This method
     delivers all enqueued email jobs.
-    
+
     Example:
 
     ```ruby
@@ -12,6 +12,8 @@
     end
     ```
 
+    *Andrew Novoselac*
+
 *   The `deliver_later_queue_name` used by the default mailer job can now be
     configured on a per-mailer basis. Previously this was only configurable
     for all mailers via `ActionMailer::Base`.

actionmailer/lib/action_mailer/test_helper.rb

@@ -216,6 +216,7 @@ def assert_no_enqueued_emails(&block)
     #     deliver_enqueued_emails do
     #       ContactMailer.welcome.deliver_later
     #     end
+    #
     #     assert_emails 1
     #   end
     #
@@ -225,7 +226,6 @@ def assert_no_enqueued_emails(&block)
     #     deliver_enqueued_emails
     #
     #     assert_emails 1
-    #
     #   end
     #
     # If the +:queue+ option is specified,
@@ -238,11 +238,12 @@ def assert_no_enqueued_emails(&block)
     #       EmployeeMailer.deliver_later_queue_name = :internal_mailers
     #       EmployeeMailer.welcome.deliver_later # will not be performed
     #     end
+    #
     #     assert_emails 1
     #   end
     #
     # If the +:at+ option is specified, then only delivers emails enqueued to deliver
-    # immediately or before the given time
+    # immediately or before the given time.
     def deliver_enqueued_emails(queue: nil, at: nil, &block)
       perform_enqueued_jobs(only: ->(job) { delivery_job_filter(job) }, queue: queue, at: at, &block)
     end