Update webdriver to not drop session on chrome

angular/webdriver-manager#404 (comment)

Signed-off-by: Blake Johnson <bstier@chef.io>

Author: Blake Johnson

components/automate-ui/package.json

@@ -55,6 +55,7 @@
     "rxjs": "^6.2.2",
     "sniffr": "^1.1.4",
     "web-animations-js": "^2.3.1",
+    "webdriver-manager": "^12.1.6",
     "zone.js": "^0.8.14"
   },
   "devDependencies": {