Update kubernetes-model-generator/kubernetes-model-core/src/main/java…

…/io/fabric8/kubernetes/api/model/HasMetadata.java

Co-authored-by: Rohan Kumar  <rohan.kumar.kanojia@gmail.com>

kubernetes-model-generator/kubernetes-model-core/src/main/java/io/fabric8/kubernetes/api/model/HasMetadata.java

@@ -369,7 +369,7 @@ default OwnerReference addOwnerReference(HasMetadata owner) {
       } else if (optionalMetadata().map(m -> !Objects.equals(m.getNamespace(), owner.getMetadata().getNamespace()))
           .orElse(false)) {
         throw new IllegalArgumentException(
-            "Cannot add owner reference between to resource in a different namespace:"
+            "Cannot add owner reference between two resources in a different namespaces:"
                 + optionalMetadata().map(m -> "'" + m.getName() + "' ").orElse("unnamed ")
                 + getKind());
       }