chore: refine implementing declaration, fix import cycle

Signed-off-by: STRRL <[email protected]>

Author: STRRL

pkg/webhook/admission/admissiontest/util.go

@@ -19,13 +19,8 @@ package admissiontest
 import (
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/runtime/schema"
-	"sigs.k8s.io/controller-runtime/pkg/webhook"
 )
 
-var _ runtime.Object = (*FakeValidator)(nil)
-var _ schema.ObjectKind = (*FakeValidator)(nil)
-var _ webhook.Validator = (*FakeValidator)(nil)
-
 // FakeValidator provides fake validating webhook functionality for testing
 // It implements the admission.Validator interface and
 // rejects all requests with the same configured error
@@ -70,10 +65,6 @@ func (v *FakeValidator) SetGroupVersionKind(gvk schema.GroupVersionKind) {
 	v.GVKToReturn = gvk
 }
 
-var _ runtime.Object = (*FakeValidatorWarn)(nil)
-var _ schema.ObjectKind = (*FakeValidatorWarn)(nil)
-var _ webhook.ValidatorWarn = (*FakeValidatorWarn)(nil)
-
 // FakeValidatorWarn provides fake validating webhook functionality for testing
 // It implements the admission.ValidatorWarn interface and
 // rejects all requests with the same configured error