fix: minimum release age

common.json

@@ -6,7 +6,7 @@
   "packageRules": [
     {
       "description": "Don't update dependencies unless they are at least 7 days old",
-      "minimumReleaseAge": 7,
+      "minimumReleaseAge": "7 days",
       "minimumReleaseAgeBehaviour": "timestamp-optional",
       "internalChecksFilter": "strict"
     },
@@ -14,7 +14,7 @@
       "description": "Exempt local dependencies from the minimum release age",
       "matchManagers": ["docker-compose", "helm-values", "github-actions", "kubernetes", "dockerfile"],
       "matchPackagePatterns": ["^(https:\\/\\/)?gitea\\.t000-n\\.de\/"],
-      "minimumReleaseAge": 0
+      "minimumReleaseAge": null
     }
   ]
 }