chore(renovate.json): add config

Author: johnleider

renovate.json

@@ -0,0 +1,9 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended",
+    "group:allNonMajor"
+  ],
+  "automerge": true,
+  "automergeSchedule": ["* * * * 2"]
+}