chore(package): update eslint-plugin-compat to version 3.1.1

Closes #319

Author: greenkeeper[bot]

package.json

@@ -34,7 +34,7 @@
     "eclint": "^2.8.1",
     "eslint": "^5.11.0",
     "eslint-config-standard": "^12.0.0",
-    "eslint-plugin-compat": "^2.6.3",
+    "eslint-plugin-compat": "^3.1.1",
     "eslint-plugin-import": "^2.14.0",
     "eslint-plugin-node": "^8.0.0",
     "eslint-plugin-promise": "^4.0.1",