chore: update Renovate schedule to run hourly instead of daily.

renovate.json

@@ -3,11 +3,17 @@
     "config:recommended"
   ],
   "timezone": "Europe/Zurich",
-  "description": "Schedule daily before 4 AM",
+  "description": "Schedule every hour",
-  "schedule": ["* 0-3 * * *"],
+  "schedule": [
+    "0 30 * * *"
+  ],
   "packageRules": [
     {
-      "matchDatasources": ["docker", "kubernetes-api", "kubernetes"]
+      "matchDatasources": [
+        "docker",
+        "kubernetes-api",
+        "kubernetes"
+      ]
     },
     {
       "matchUpdateTypes": [
@@ -20,4 +26,4 @@
       "automerge": true
     }
   ]
-}
+}