test(@angular-devkit/build-angular): fix symlink tests on windows

https://app.circleci.com/pipelines/github/angular/angular-cli/12344/workflows/8f9a6efd-818e-492d-81f7-3395067018cd/jobs/216073
(cherry picked from commit ae89ce7)

Author: alan-agius4

tests/legacy-cli/e2e/tests/build/styles/symlinked-global.ts

@@ -13,7 +13,6 @@ export default async function () {
   symlinkSync(
     resolve('src/styles-for-link.scss'),
     resolve('src/styles-linked.scss'),
-    'junction',
   );
 
   await updateJsonFile('angular.json', workspaceJson => {