insert_section_after.rb in prawn-2.3.0

- old
+ new

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 # Another way to insert nodes into an existing outline is the
 # <code>insert_section_after</code> method.
 #
 # It accepts the title of the node that the new section will go after and a
 # block declaring the new section.