Change renovate schedule

renovate.json

@@ -2,7 +2,7 @@
   "extends": [
     "config:base",
     "group:allNonMajor",
-    ":preserveSemverRanges"
-  ],
-  "schedule": "every weekend"
+    ":preserveSemverRanges",
+    "schedule:weekends"
+  ]
 }