Merge pull request #490 from hbrunn/9.0-database_cleanup-purge_uninstalled

[FIX] purge uninstalled uninstallable modules instead of deleting

database_cleanup/models/purge_modules.py

@@ -69,7 +69,9 @@ class CleanupPurgeWizardModule(models.TransientModel):
             if get_module_path(module.name):
                 continue
             if module.state == 'uninstalled':
-                module.unlink()
+                self.env['cleanup.purge.line.module'].create({
+                    'name': module.name,
+                }).purge()
                 continue
             res.append((0, 0, {'name': module.name}))