Merge pull request #69 from cypress-io/renovate/form-data-4.x

fix(deps): update dependency form-data to v4

package.json

@@ -33,7 +33,7 @@
     "combined-stream": "~1.0.6",
     "extend": "~3.0.2",
     "forever-agent": "~0.6.1",
-    "form-data": "~2.5.0",
+    "form-data": "~4.0.0",
     "http-signature": "~1.4.0",
     "is-typedarray": "~1.0.0",
     "isstream": "~0.1.2",