fix a typo in pkg/cloudprovider/providers/azure/azure_loadbalancer.go

pkg/cloudprovider/providers/azure/azure_loadbalancer.go

@@ -172,7 +172,7 @@ func (az *Cloud) EnsureLoadBalancerDeleted(clusterName string, service *v1.Servi
 
 // getServiceLoadBalancer gets the loadbalancer for the service if it already exists.
 // If wantLb is TRUE then -it selects a new load balancer.
-// In case the selected load balancer does not exists it returns network.LoadBalancer struct
+// In case the selected load balancer does not exist it returns network.LoadBalancer struct
 // with added metadata (such as name, location) and existsLB set to FALSE.
 // By default - cluster default LB is returned.
 func (az *Cloud) getServiceLoadBalancer(service *v1.Service, clusterName string, nodes []*v1.Node, wantLb bool) (lb *network.LoadBalancer, status *v1.LoadBalancerStatus, exists bool, err error) {