chore: update dependency flow-bin to v0.124.0

Author: renovate-bot

package-lock.json

@@ -100,7 +100,7 @@
     "eslint": "6.8.0",
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-prettier": "3.1.3",
-    "flow-bin": "0.123.0",
+    "flow-bin": "0.124.0",
     "prettier": "2.0.4",
     "react-docgen": "5.3.0",
     "rimraf": "3.0.2",