chore(renovate): automerge dev deps, use recommended config (#710)

This will reduce the number of pending PRs, there's no problem merging dev dependencies automatically

renovate.json

@@ -1,4 +1,11 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": ["config:base"]
+  "extends": ["config:recommended"],
+  "packageRules": [
+    {
+      "matchUpdateTypes": ["minor", "patch"],
+      "matchDepTypes": ["devDependencies"],
+      "automerge": true
+    }
+  ]
 }