minor typo in explanatory rdoc-comment

lib/paperclip.rb

@@ -144,7 +144,7 @@ module Paperclip
       end
     end
 
-    # Log a paperclip-specific line. This will logs to STDOUT
+    # Log a paperclip-specific line. This will log to STDOUT
     # by default. Set Paperclip.options[:log] to false to turn off.
     def log message
       logger.info("[paperclip] #{message}") if logging?