patched unique_content_field_validation

composer.json

@@ -180,6 +180,9 @@
             },
             "drupal/graphql": {
               "Invalid translation language https://github.com/drupal-graphql/graphql/issues/1175": "./patches/graphql-fix-invalid-translation-language.patch"
+            },
+            "drupal/unique_content_field_validation": {
+              "Do not validate against empty fields https://www.drupal.org/project/unique_content_field_validation/issues/3201576": "https://www.drupal.org/files/issues/2021-03-04/unique_validation-empty_field.patch"
             }
         },
         "drupal-scaffold": {