fix(renovate): override org config to avoid deprecated preset

Author: Enrico Angelon

renovate.json

@@ -1,8 +1,8 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": [
-    "config:base"
-  ],
+  "extends": [],
+  "ignorePresets": ["@bigmichi1", "@bigmichi1/renovate-config"],
+  "rangeStrategy": "update-lockfile",
   "packageRules": [
     {
       "matchUpdateTypes": ["minor", "patch"],
@@ -13,5 +13,10 @@
     "before 3am on Monday"
   ],
   "dependencyDashboard": true,
-  "labels": ["dependencies"]
+  "labels": ["dependencies"],
+  "configMigration": true,
+  "lockFileMaintenance": {
+    "enabled": true,
+    "schedule": ["before 3am on Monday"]
+  }
 }