chore(package): update eslint-plugin-flowtype to version 2.44.0

Author: greenkeeper[bot]

package.json

@@ -146,7 +146,7 @@
     "eslint": "4.17.0",
     "eslint-config-prettier": "2.9.0",
     "eslint-plugin-babel": "4.1.2",
-    "eslint-plugin-flowtype": "2.43.0",
+    "eslint-plugin-flowtype": "2.44.0",
     "eslint-plugin-react": "7.6.1",
     "eslint-plugin-react-native": "3.2.0",
     "flow-bin": "0.63.1",