chore: Fixed lint issues and updated CONTRIBUTING docs to reflect actual make entries

Signed-off-by: Yannick Wahner <thenabsku@gmail.com>

CONTRIBUTING.md

@@ -113,8 +113,8 @@ and *merged* sorts of commits.
 To make it easier for reviewers to review your PR, consider the following:
 
 1. Follow the golang [coding conventions](https://github.com/golang/go/wiki/CodeReviewComments).
-2. Format your code with `make golangci-fix`; if the [linters](ci/README.md) flag an issue that
-   cannot be fixed automatically, an error message will be displayed so you can address the issue.
+2. Format your code with `make simplify` to automatically fix formatting issues.
+2. Lint your code with `make check`; if the linters flag an issue that cannot be fixed automatically, an error message will be displayed so you can address the issue.
 3. Follow [git commit](https://chris.beams.io/posts/git-commit/) guidelines.
 4. Follow [logging](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-instrumentation/logging.md) guidelines.
 

pkg/endpoints/endpoints_test.go

@@ -9,6 +9,7 @@ import (
 	"github.com/kube-vip/kube-vip/pkg/kubevip"
 	"github.com/kube-vip/kube-vip/pkg/servicecontext"
 	v1 "k8s.io/api/core/v1"
+	discoveryv1 "k8s.io/api/discovery/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/watch"
 )
@@ -35,9 +36,8 @@ func TestShouldAllowReconcileWithoutEndpoints(t *testing.T) {
 	}
 }
 
-
 type fakeWorker struct {
-	endpoints      []string
+	endpoints     []string
 	clearCalled   bool
 	processCalled bool
 }
@@ -69,7 +69,7 @@ func TestAddOrModify_ZeroEndpointsBehavior(t *testing.T) {
 		worker := &fakeWorker{endpoints: []string{}}
 		p := &Processor{
 			config:   &kubevip.Config{},
-			provider: providers.NewEndpoints(),
+			provider: providers.NewEndpointslices(),
 			worker:   worker,
 		}
 
@@ -80,7 +80,7 @@ func TestAddOrModify_ZeroEndpointsBehavior(t *testing.T) {
 
 		restart, err := p.AddOrModify(
 			svcCtx,
-			watch.Event{Type: watch.Modified, Object: &v1.Endpoints{}},
+			watch.Event{Type: watch.Modified, Object: &discoveryv1.EndpointSlice{}},
 			new(string),
 			service,
 			"node-1",