Dependencies must be prefixed with the project name

Please apply new {project}:{module} format for dependencies in info.yml file https://www.drupal.org/docs/8/creating-custom-modules/let-drupal-8-know-about-your-module-with-an-infoyml-file →

It is supported since 8.0 and 7.40 Change Record: Project namespaces can now be added for module dependencies → , and is now a Best Practice Define project dependencies in core module .info files → ).

Hope this helps.