LICENSE: Follow copyright header guidelines and delete For Jest software (#8428)

* LICENSE: Follow copyright header guidelines and delete For Jest software

* Update CHANGELOG.md

Author: pedrottimark

CHANGELOG.md

@@ -45,6 +45,7 @@
 - `[*]` Delete obsolete emails tag from header comment in test files ([#8377](https://github.com/facebook/jest/pull/8377))
 - `[expect]` optimize compare nodes ([#8368](https://github.com/facebook/jest/pull/8368))
 - `[docs]` Fix typo in MockFunctionAPI.md ([#8406](https://github.com/facebook/jest/pull/8406))
+- `[LICENSE]` Follow copyright header guidelines and delete For Jest software ([#8428](https://github.com/facebook/jest/pull/8428))
 
 ### Performance
 

LICENSE

@@ -1,8 +1,6 @@
 MIT License
 
-For Jest software
-
-Copyright (c) 2014-present, Facebook, Inc.
+Copyright (c) Facebook, Inc. and its affiliates.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal