Issue #3322917 metapackage test

Closes #3322917

package_manager/tests/fixtures/build_test_projects/main_module/main_module_submodule_with_dependencies/composer.json

+{
+  "name": "drupal/main_module_submodule_with_dependencies",
+  "type": "drupal-module",
+  "require": {
+    "drupal/another_main_module": "*"
+  }
+}