chore: update Kubernetes test version to v1.36.4 and pin helm template version in manifest test

Author: pierreneter

.github/workflows/ci.yaml

@@ -87,7 +87,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes: [v1.35.0, v1.36.0, v1.37.0]
+        kubernetes: [v1.35.0, v1.36.4, v1.37.0]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5

test/packaging/manifest_equivalence_test.go

@@ -24,7 +24,7 @@ func TestHelmDefaultsMatchGeneratedManifest(t *testing.T) {
 		t.Skip("helm is not installed")
 	}
 	root := repositoryRoot(t)
-	cmd := exec.Command(helm, "template", "local-rwx", filepath.Join(root, "charts/local-rwx"))
+	cmd := exec.Command(helm, "template", "local-rwx", filepath.Join(root, "charts/local-rwx"), "--kube-version", "v1.35.0")
 	rendered, err := cmd.CombinedOutput()
 	if err != nil {
 		t.Fatalf("helm template: %v\n%s", err, rendered)