feat: add infra-monitor-post patch for loki-promtail HelmRelease

flux/clusters/dev-cm/kustomization.yaml

@@ -23,6 +23,10 @@ patches:
       kind: Kustomization
       name: infra-monitor
     path: patches/infra-monitor.yaml
+  - target:
+      kind: Kustomization
+      name: infra-monitor-post
+    path: patches/infra-monitor-post.yaml
   - target:
       kind: Kustomization
       name: infra-gitops

flux/clusters/dev-cm/patches/infra-monitor-post.yaml

@@ -0,0 +1,18 @@
+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: infra-monitor-post
+spec:
+  patches:
+    - target:
+        kind: HelmRelease
+        name: loki-promtail
+      patch: |
+        apiVersion: helm.toolkit.fluxcd.io/v2
+        kind: HelmRelease
+        metadata:
+          name: loki-promtail
+        spec:
+          values:
+            nodeSelector:
+              svccontroller.k3s.cattle.io/enablelb: "true"