update renovate config (#1830)

renovate.json

@@ -1,3 +1,14 @@
 {
-  "extends": ["github>the-guild-org/shared-config:renovate"]
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["config:recommended"],
+  "prConcurrentLimit": 25,
+  "reviewers": ["YaroShkvorets", "0237h"],
+  "automerge": false,
+  "lockFileMaintenance": {
+    "enabled": true,
+    "automerge": true
+  },
+  "recreateWhen": "never",
+  "labels": ["dependencies"],
+  "rebaseWhen": "conflicted"
 }