refactor(cypress): use latest version of Cypress

Author: ghiscoding-SE

test/cypress/package.json

@@ -11,7 +11,7 @@
   "author": "Ghislain B.",
   "license": "MIT",
   "devDependencies": {
-    "cypress": "^3.6.0",
+    "cypress": "^3.6.1",
     "mocha": "^5.2.0",
     "mochawesome": "^3.1.2",
     "mochawesome-merge": "^1.0.7",