refactor: use corev1 only when APIGroup is nil

Author: dkoshkin

pkg/handlers/utils/secrets.go

@@ -102,9 +102,9 @@ func GetResourceFromTypedLocalObjectReference(
 	typedLocalObjectRef *corev1.TypedLocalObjectReference,
 	ns string,
 ) (*unstructured.Unstructured, error) {
-	apiVersion := corev1.SchemeGroupVersion.String()
-	if typedLocalObjectRef.APIGroup != nil {
-		apiVersion = *typedLocalObjectRef.APIGroup
+	apiVersion := *typedLocalObjectRef.APIGroup
+	if typedLocalObjectRef.APIGroup == nil {
+		apiVersion = corev1.SchemeGroupVersion.String()
 	}
 
 	objectRef := &corev1.ObjectReference{