fix(renovate): harden configuration

Author: scalyhat

renovate.json

@@ -1,6 +1,6 @@
 {
   "extends": [
-    "config:base"
+    "config:best-practices"
   ],
   "lockFileMaintenance": {
     "enabled": true,
@@ -121,5 +121,6 @@
       "renovate-deps"
     ],
     "automerge": true
-  }
+  },
+  "minimumReleaseAge": "30 days"
 }