Update dependency cypress to v4.7.0 (#251)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

package-lock.json

@@ -73,7 +73,7 @@
     "check-code-coverage": "1.9.2",
     "common-tags": "1.8.0",
     "css-loader": "2.1.1",
-    "cypress": "4.6.0",
+    "cypress": "4.7.0",
     "cypress-image-snapshot": "3.1.1",
     "cypress-plugin-snapshots": "1.4.3",
     "cypress-react-selector": "0.1.6",