Fix up formatting on main

Author: kddnewton

test/ruby_syntax_fixtures_test.rb

@@ -4,7 +4,9 @@
 
 module SyntaxTree
   class RubySyntaxFixturesTest < Minitest::Test
-    Dir[File.expand_path("ruby-syntax-fixtures/**/*.rb", __dir__)].each do |file|
+    Dir[
+      File.expand_path("ruby-syntax-fixtures/**/*.rb", __dir__)
+    ].each do |file|
       define_method "test_ruby_syntax_fixtures_#{file}" do
         refute_nil(SyntaxTree.parse(SyntaxTree.read(file)))
       end