add metallb L2Advertisement and IPAddressPool configuration files

clusters/default/helm/metallb/l2-advertisement.yml

@@ -0,0 +1,8 @@
+apiVersion: metallb.io/v1beta1
+kind: L2Advertisement
+metadata:
+  name: k3s-lb-pool
+  namespace: metallb-system
+spec:
+  ipAddressPools:
+  - pool-ip

clusters/default/helm/metallb/pool-ip.yml

@@ -0,0 +1,8 @@
+apiVersion: metallb.io/v1beta1
+kind: IPAddressPool
+metadata:
+  name: pool-ip
+  namespace: metallb-system
+spec:
+  addresses:
+  - 192.168.1.100-192.168.1.200