add informer argument to clusterapi provider builder

This change adds the informer factory as an argument to the
`buildCloudProvider` function for clusterapi so that building with tags
will work properly.

cluster-autoscaler/cloudprovider/builder/builder_clusterapi.go

@@ -23,6 +23,7 @@ import (
 	"k8s.io/autoscaler/cluster-autoscaler/cloudprovider"
 	"k8s.io/autoscaler/cluster-autoscaler/cloudprovider/clusterapi"
 	"k8s.io/autoscaler/cluster-autoscaler/config"
+	"k8s.io/client-go/informers"
 )
 
 // AvailableCloudProviders supported by the cloud provider builder.
@@ -33,7 +34,11 @@ var AvailableCloudProviders = []string{
 // DefaultCloudProvider for machineapi-only build.
 const DefaultCloudProvider = cloudprovider.ClusterAPIProviderName
 
-func buildCloudProvider(opts config.AutoscalingOptions, do cloudprovider.NodeGroupDiscoveryOptions, rl *cloudprovider.ResourceLimiter) cloudprovider.CloudProvider {
+func buildCloudProvider(
+    opts config.AutoscalingOptions,
+    do cloudprovider.NodeGroupDiscoveryOptions,
+    rl *cloudprovider.ResourceLimiter,
+    _ informers.SharedInformerFactory) cloudprovider.CloudProvider {
 	switch opts.CloudProviderName {
 	case cloudprovider.ClusterAPIProviderName:
 		return clusterapi.BuildClusterAPI(opts, do, rl)