Rubocop fixes for test/test_rdiscount.rb

.rubocop.yml

@@ -77,7 +77,6 @@ AllCops:
   - test/test_kramdown.rb
   - test/test_liquid_renderer.rb
   - test/test_page.rb
-  - test/test_rdiscount.rb
   - test/test_redcarpet.rb
   - test/test_regenerator.rb
   - test/test_related_posts.rb

test/test_rdiscount.rb

@@ -1,7 +1,6 @@
-require 'helper'
+require "helper"
 
 class TestRdiscount < JekyllUnitTest
-
   context "rdiscount" do
     setup do
       if jruby?
@@ -11,12 +10,10 @@ class TestRdiscount < JekyllUnitTest
       end
 
       config = {
-        'markdown' => 'rdiscount',
-        'rdiscount' => {
-          'toc_token' => '{:toc}',
-          'extensions' => [
-            'smart', 'generate_toc'
-          ],
+        "markdown" => "rdiscount",
+        "rdiscount" => {
+          "toc_token" => "{:toc}",
+          "extensions" => %w(smart generate_toc)
         }
       }
 
@@ -45,7 +42,8 @@ class TestRdiscount < JekyllUnitTest
 
 </p>
 TOC
-      assert_equal toc.strip, @markdown.convert("# Header 1\n\n## Header 2\n\n{:toc}").strip
+      assert_equal toc.strip,
+                   @markdown.convert("# Header 1\n\n## Header 2\n\n{:toc}").strip
     end
   end
 end