Addressed review comments

Signed-off-by: Abhijit Mukherjee <abhijit.mukherjee@infracloud.io>

pkg/handler/handler.go

@@ -68,11 +68,11 @@ func RunWebhookServer(c *rest.Config) error {
 	log.SetLogger(utils.GetLogger())
 	mgr, err := manager.New(c, manager.Options{})
 	if err != nil {
-		return errors.Wrapf(err, "Failed to create new webhook manager")
+		return errors.Wrap(err, "Failed to create new webhook manager")
 	}
 	bpValidator := &validatingwebhook.BlueprintValidator{}
 	if err = bpValidator.InjectDecoder(admission.NewDecoder(mgr.GetScheme())); err != nil {
-		return errors.Wrapf(err, "Failed to inject decoder")
+		return errors.Wrap(err, "Failed to inject decoder")
 	}
 
 	hookServerOptions := webhook.Options{CertDir: validatingwebhook.WHCertsDir}
@@ -82,7 +82,7 @@ func RunWebhookServer(c *rest.Config) error {
 	hookServer.Register(metricsPath, promhttp.Handler())
 
 	if err := mgr.Add(hookServer); err != nil {
-		return errors.Wrapf(err, "Failed to add new webhook server")
+		return errors.Wrap(err, "Failed to add new webhook server")
 	}
 
 	if err := mgr.Start(signals.SetupSignalHandler()); err != nil {

pkg/validatingwebhook/blueprint_handler.go

@@ -3,13 +3,13 @@ package validatingwebhook
 import (
 	"context"
 	"fmt"
+	"net/http"
 
 	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
 
 	kanister "github.com/kanisterio/kanister/pkg"
 	crv1alpha1 "github.com/kanisterio/kanister/pkg/apis/cr/v1alpha1"
 	"github.com/kanisterio/kanister/pkg/blueprint/validate"
-	"net/http"
 )
 
 type BlueprintValidator struct {