Merge pull request webpack#7830 from ryota-murakami/patch-1

Update Jest Homepage URL

Author: sokra

test/README.md

@@ -19,10 +19,10 @@ Watch mode:
 yarn jest --watch ConfigTestCases
 ```
 
-See also: [Jest CLI docs](https://facebook.github.io/jest/docs/cli.html)
+See also: [Jest CLI docs](https://jestjs.io/docs/cli)
 
 ## Test suite overview
-We use Jest for our tests. For more information on Jest you can visit their [homepage](https://facebook.github.io/jest/)!
+We use Jest for our tests. For more information on Jest you can visit their [homepage](https://jestjs.io/)!
 
 ### Class Tests
 All test files can be found in *.test.js. There are many tests that simply test API's of a specific class/file (such as `Compiler`, `Errors`, Integration, `Parser`, `RuleSet`, Validation).