chore: update renovate config with automerge PR and batching for non-major updates

renovate.json

@@ -1,3 +1,15 @@
 {
-  "$schema": "https://docs.renovatebot.com/renovate-schema.json"
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended"
+  ],
+  "automerge": true,
+  "automergeType": "pr",
+  "packageRules": [
+    {
+      "matchUpdateTypes": ["minor", "patch", "digest", "lockFileMaintenance"],
+      "automerge": true,
+      "groupName": "all non-major updates"
+    }
+  ]
 }