fix(system-upgrade): Fix package name

Since adjustments to my kubernetes rpm package, it is currently
requiring kubernetes-master which no longer exists as an own package.
Therefore adjusting the package name here is the proper solution

infrastructure/system-upgrades/kubernetes.yaml

@@ -48,7 +48,7 @@ stringData:
     else
       kubeadm upgrade node
     fi
-    systemd-run --same-dir --wait --collect --service-type=exec dnf upgrade -y kubernetes
+    systemd-run --same-dir --wait --collect --service-type=exec dnf upgrade -y kubernetes-node
     systemctl daemon-reload
     systemctl restart kubelet.service
   upgrade.sh: |