added sleep

Author: SimaoBolota-MetaCell

tests/frontend/e2e/package.json

@@ -4,7 +4,7 @@
   "description": "NetPyNe UI tests",
   "license": "unlicensed",
   "scripts": {
-    "test": "npm run simple_tutorials_test && sleep 15 && npm run complex_tutorials_test && sleep 15 && npm run features_test",
+    "test": "sleep 60 && npm run simple_tutorials_test && npm run complex_tutorials_test && npm run features_test",
     "puppeteer_test": "jest --verbose",
     "simple_tutorials_test": "jest --verbose Tut#1_smoke Tut#2_smoke Tut#4_smoke",
     "complex_tutorials_test": "jest --verbose Tut#3a_smoke Tut#3b_smoke Tut#3c_smoke",