Update README.md

Author: lazywithclass

README.md

@@ -1,5 +1,9 @@
 # winston-cloudwatch [v6.2.0](https://github.com/lazywithclass/winston-cloudwatch/blob/master/CHANGELOG.md#620)
 
+| :warning: WARNING          |
+|:---------------------------|
+| WARNING: I realised I don't have time anymore to work on this. It's very likely no more updates will be made on this code. |
+
 [![Build Status](https://travis-ci.org/lazywithclass/winston-cloudwatch.svg?branch=master)](https://travis-ci.org/lazywithclass/winston-cloudwatch) [![Coverage Status](https://coveralls.io/repos/github/lazywithclass/winston-cloudwatch/badge.svg?branch=master)](https://coveralls.io/github/lazywithclass/winston-cloudwatch?branch=master)
 ==================