fix(@angular/cli): fix webdriver deep import on yarn

Author: filipesilva

packages/@angular/cli/tasks/e2e.ts

@@ -30,10 +30,8 @@ export const E2eTask = Task.extend({
       }
 
       if (e2eTaskOptions.webdriverUpdate) {
-        // webdriver-manager can only be accessed via a deep import from within
-        // protractor/node_modules. A double deep import if you will.
         const webdriverUpdate = requireProjectModule(projectRoot,
-          'protractor/node_modules/webdriver-manager/built/lib/cmds/update');
+          'webdriver-manager/built/lib/cmds/update');
         // run `webdriver-manager update --standalone false --gecko false --quiet`
         promise = promise.then(() => webdriverUpdate.program.run({
           standalone: false,