🔧(renovate) change schedule date

We want to change the scedule date from the default config. We change it
to sunday between 8 and 11 pm.

renovate.json

@@ -2,7 +2,7 @@
   "extends": ["github>suitenumerique/ci//renovate/default"],
   "dependencyDashboard": true,
   "labels": ["dependencies", "noChangeLog", "automated"],
-  "schedule": ["before 7am on monday"],
+  "schedule": ["* 20-23 * * 0"],
   "prCreation": "not-pending",
   "rebaseWhen": "conflicted",
   "updateNotScheduled": false,
@@ -73,6 +73,11 @@
         "stylelint-config-standard",
         "workbox-webpack-plugin"
       ]
+    },
+    {
+      "description": "Schedule dependency updates on Sunday evening (UTC). Placed last on purpose: a matching packageRule's schedule replaces the preset's per-group 'before 7am on monday' schedule, and the top-level schedule alone would be ignored for these groups.",
+      "matchManagers": ["github-actions", "npm", "setup-cfg", "pep621"],
+      "schedule": ["* 20-23 * * 0"]
     }
   ]
 }