fix(kubernetes): events api to call the backend [R8S-243] (#563)

api/internal/testhelpers/kube_client.go

@@ -0,0 +1,19 @@
+package testhelpers
+
+import (
+	portainer "github.com/portainer/portainer/api"
+	models "github.com/portainer/portainer/api/http/models/kubernetes"
+)
+
+type testKubeClient struct {
+	portainer.KubeClient
+}
+
+func NewKubernetesClient() portainer.KubeClient {
+	return &testKubeClient{}
+}
+
+// Event
+func (kcl *testKubeClient) GetEvents(namespace string, resourceId string) ([]models.K8sEvent, error) {
+	return nil, nil
+}