Fix AnnotateRoutes.extract_magic_comments_from_array (ctran#712)

Author: nard-tech

lib/annotate/annotate_routes.rb

@@ -221,7 +221,7 @@ def extract_magic_comments_from_array(content_array)
       magic_comments = []
       new_content = []
 
-      content_array.map do |row|
+      content_array.each do |row|
         if row =~ MAGIC_COMMENT_MATCHER
           magic_comments << row.strip
         else