chore(package): update eslint-plugin-flowtype to version 5.1.3

Closes #114

Author: greenkeeper[bot]

package.json

@@ -89,7 +89,7 @@
     "eslint": "7.1.0",
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-babel": "5.3.0",
-    "eslint-plugin-flowtype": "5.1.0",
+    "eslint-plugin-flowtype": "5.1.3",
     "eslint-plugin-prettier": "3.1.3",
     "eslint-plugin-testcafe": "0.2.1",
     "express": "4.17.1",