10 files declare their use of Logger in Simple XML sitemap 4.x

CustomUrlGenerator.php in src/Plugin/simple_sitemap/UrlGenerator/CustomUrlGenerator.php

EntityManager.php in src/Manager/EntityManager.php

EntityMenuLinkContentUrlGenerator.php in src/Plugin/simple_sitemap/UrlGenerator/EntityMenuLinkContentUrlGenerator.php

EntityUrlGenerator.php in src/Plugin/simple_sitemap/UrlGenerator/EntityUrlGenerator.php

EntityUrlGeneratorBase.php in src/Plugin/simple_sitemap/UrlGenerator/EntityUrlGeneratorBase.php

Generator.php in src/Manager/Generator.php

QueueWorker.php in src/Queue/QueueWorker.php

SitemapSubmitter.php in modules/simple_sitemap_engines/src/Plugin/QueueWorker/SitemapSubmitter.php

UrlGeneratorBase.php in src/Plugin/simple_sitemap/UrlGenerator/UrlGeneratorBase.php

ViewsUrlGenerator.php in modules/simple_sitemap_views/src/Plugin/simple_sitemap/UrlGenerator/ViewsUrlGenerator.php