chore(deps): update dependency cypress to v15

Author: renovate[bot]

package.json

@@ -44,7 +44,7 @@
   },
   "devDependencies": {
     "jest": "^24.9.0",
-    "cypress": "14.5.4",
+    "cypress": "15.0.0",
     "netlify-cli": "18.1.0",
     "prettier": "2.2.1",
     "react": "16.13.1",