filter_kubernetes: fix default API server hostname
By default Kubernenetes API server can be reach using:
kubernetes.default.svc
ref:
"The recommended way to locate the apiserver within the pod is
with the kubernetes.default.svc DNS name, which resolves to a
Service IP which in turn will be routed to an apiserver."
#define FLB_MERGE_BUF_SIZE 2048 /* 2KB */
/* Kubernetes API server info */
-#define FLB_API_HOST "kubernetes.default.svc.cluster.local"
+#define FLB_API_HOST "kubernetes.default.svc"
#define FLB_API_PORT 443
#define FLB_API_TLS FLB_TRUE
