CHANGELOG entry for (wsclient: add read write deadlines)
## UNRELEASED
* Feature - Support for provisioning Tasks with ENIs
-* Enhancement - Retry failed container image pull operations.
+* Enhancement - Retry failed container image pull operations [#975](https://github.com/aws/amazon-ecs-agent/pull/975)
+* Enhancement - Set read and write timeouts for websocket connectons [#993](https://github.com/aws/amazon-ecs-agent/pull/993)
* Bug - Fixed a memory leak issue when submitting the task state change [#967](https://github.com/aws/amazon-ecs-agent/pull/967)
* Bug - Fixed a race condition where a container can be created twice when agent restarts. [#939](https://github.com/aws/amazon-ecs-agent/pull/939)
* Bug - Fixed an issue where `microsoft/windowsservercore:latest` was not
