Add renovate

renovate.json

@@ -0,0 +1,10 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["config:recommended"],
+  "dependencyDashboard": true,
+  "dependencyDashboardTitle": "Renovate Dashboard",
+  "assignees": ["ryuupendragon"],
+  "labels": ["renovate"],
+  "configMigration": true,
+  "prHourlyLimit": 0
+}