The 'core' or the 'core_version_requirement' key must be present - xmlsitemap_engines_test.info.yml

Problem/Motivation

[Drupal\Core\Extension\InfoParserException]
The 'core' or the 'core_version_requirement' key must be present in modules/contrib/xmlsitemap/xmlsitemap_engines/t
ests/modules/xmlsitemap_engines_test/xmlsitemap_engines_test.info.yml

Steps to reproduce

composer require 'drupal/xmlsitemap:^1.0'

Proposed resolution

Drupal.org package script is missing core: '8.x'

Remaining tasks

n/a

User interface changes

n/a

API changes

n/a

Data model changes

n/a