add to changelog

Author: ranyitz

CHANGELOG.md

@@ -37,6 +37,8 @@
 
 ### Fixes
 
+* `[jest-cli]` Remove the notifier actions in case of failure.
+  ([#5861](https://github.com/facebook/jest/pull/5861))
 * `[jest-cli]` Add descriptive error message when trying to use
   `globalSetup`/`globalTeardown` file that doesn't export a function.
   ([#5835](https://github.com/facebook/jest/pull/5835))