test: update deprecated require.requireActual to jest

pmmmwh · pmmmwh · commit a777622d1a5d · 2019-11-24T06:08:50.000+08:00
diff --git a/jest/jestEnvironment.js b/jest/jestEnvironment.js
@@ -1 +1 @@
-require.requireActual('babel/polyfill');
+jest.requireActual('babel/polyfill');

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-require.requireActual('babel/polyfill');`
	`1`	`+jest.requireActual('babel/polyfill');`