fix(deps): update eslint and prettier

Author: renovate-bot

package.json

@@ -44,8 +44,8 @@
     "@typescript-eslint/parser": "^1.11.0",
     "babel-eslint": "^9.0.0",
     "eslint-config-prettier": "^6.0.0",
-    "eslint-plugin-flowtype": "^3.10.5",
-    "eslint-plugin-import": "^2.17.3",
+    "eslint-plugin-flowtype": "^3.11.1",
+    "eslint-plugin-import": "^2.18.0",
     "eslint-plugin-jsx-a11y": "6.2.3",
     "eslint-plugin-node": "^9.1.0",
     "eslint-plugin-prettier": "^3.1.0",