Upgrade to detox 8.x.x (#3811)

e2e/init.js

 const detox = require('detox');
 const config = require('../package.json').detox;
 const exec = require('shell-utils').exec;
+const adapter = require('detox/runners/jest/adapter');
+
 jest.setTimeout(300000);
+jasmine.getEnv().addReporter(adapter); // don't forget this line
 
 beforeAll(async () => {
-  await detox.init(config, { launchApp: false });
+  await detox.init(config, {launchApp: false});
   disableAndroidEmulatorAnimations();
 });
 
 afterAll(async () => {
+  await adapter.afterAll();
   await detox.cleanup();
 });
 
-beforeEach(async function() {
-    await detox.beforeEach(jasmine.testPath);
-});
-
-afterEach(async function() {
-    await detox.afterEach(jasmine.testPath);
+beforeEach(async () => {
+  await adapter.beforeEach();
 });
 
 function disableAndroidEmulatorAnimations() {

package.json

     "@types/react": "16.x.x",
     "@types/react-native": "0.51.x",
     "@types/react-test-renderer": "16.x.x",
-    "detox": "7.x.x",
+    "detox": "8.x.x",
     "handlebars": "4.x.x",
     "jest": "22.x.x",
     "react": "16.2.0",