Readme updated

Author: CodeMeister

README.md

@@ -338,8 +338,6 @@ result    = average(num_array)
 result.data #=> {:total=>15, :size=>5, :average=>3, :success=>true, :status=>nil, :error_message=>""}
 ```
 
-> **Note:** <br/>Use `:update` to add or update data.
-
 ---
 
 [//]: # "################################"