chore(deps): update cilium to v1.18.4

Author: renovate[bot]

k8s/infra/network/cilium/kustomization.yaml

@@ -15,7 +15,7 @@ resources:
 helmCharts:
   - name: cilium
     repo: https://helm.cilium.io
-    version: 1.18.3 # renovate: github-releases=cilium/cilium
+    version: 1.18.4 # renovate: github-releases=cilium/cilium
     releaseName: "cilium"
     includeCRDs: true
     namespace: kube-system

tofu/kubernetes/talos/inline-manifests/cilium-install.yaml

@@ -75,7 +75,7 @@ spec:
           command:
             - cilium
             - install
-            - --version=v1.18.3 # renovate: github-releases=cilium/cilium
+            - --version=v1.18.4 # renovate: github-releases=cilium/cilium
             - --set
             - kubeProxyReplacement=true
             - --values