Update renovate.json

Author: wurstbrot

renovate.json

@@ -2,5 +2,18 @@
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
     "config:recommended"
+  ],
+  "automergeType": "pr",
+  "prCreation": "immediate",
+  "packageRules": [
+    {
+      "matchUpdateTypes": ["minor", "patch"],
+      "automerge": true,
+      "groupName": "all dependencies",
+      "groupSlug": "all",
+      "matchPackagePatterns": [
+        "*"
+      ]      
+    }
   ]
 }