update renovate config

Author: maciaszczykm

renovate.json

@@ -6,11 +6,6 @@
       "matchPackageNames": ["pluralsh/plural-cli"],
       "matchDatasources": ["github-releases"],
       "extractVersion": "^v(?<version>.*)$"
-    },
-    {
-      "matchPackageNames": ["k3s-io/k3s"],
-      "matchDatasources": ["github-releases"],
-      "versioning": "^v(?<major>\\d+)\\.(?<minor>\\d+)\\.(?<patch>\\d+)(?<compatibility>\\+k3s)(?<build>\\d+)$"
     }
   ],
   "customManagers": [