Fix gofmt errors

Signed-off-by: z1cheng <imchench@gmail.com>

cmd/dataplane/main.go

@@ -18,10 +18,10 @@ package main
 
 import (
 	"fmt"
-	"net/http"
-	"os"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/collectors"
+	"net/http"
+	"os"
 
 	"k8s.io/klog/v2"
 

internal/ingress/controller/config/config.go

@@ -91,7 +91,7 @@ const (
 
 // Configuration represents the content of nginx.conf file
 type Configuration struct {
-	defaults.Backend `json:",squash"`
+	defaults.Backend
 
 	// AllowSnippetAnnotations enable users to add their own snippets via ingress annotation.
 	// If disabled, only snippets added via ConfigMap are added to ingress.