fix: update return type

[enjeck]

Otherwise, when you try to enable the app, you get:

{"reqId":"yqKikG7xD1rgPG0nD8I4","level":3,"time":"2026-08-14T16:49:18+00:00","remoteAddr":"192.168.21.2","user":"admin","app":"appstore","method":"POST","url":"/ocs/v2.php/apps/appstore/api/v1/apps/enable","scriptName":"/ocs/v2.php","message":"could not enable app","userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:153.0) Gecko/20100101 Firefox/153.0","version":"35.0.0.3","exception":{"Exception":"TypeError","Message":"OCA\\Tables\\Migration\\Version000800Date20240213123743::shouldAddTable(): Return value must be of type ?Doctrine\\DBAL\\Schema\\Table, OC\\DB\\Schema\\Table returned","Code":0,"Trace":[{"file":"/var/www/html/apps-extra/tables/lib/Migration/Version000800Date20240213123743.php","line":50,"function":"shouldAddTable","class":"OCA\\Tables\\Migration\\Version000800Date20240213123743","type":"->","args":["tables_contexts_context",{"__class__":"OC\\DB\\SchemaWrapper"}]},{"file":"/var/www/html/apps-extra/tables/lib/Migration/Version000800Date20240213123743.php","line":33,"function":"haveContextTable","class":"OCA\\Tables\\Migration\\Version000800Date20240213123743","type":"->","args":[{"__class__":"OC\\DB\\SchemaWrapper"}]},{"file":"/var/www/html/lib/private/DB/MigrationService.php","line":421,"function":"changeSchema","class":"OCA\\Tables\\Migration\\Version000800Date20240213123743","type":"->","args":[{"__class__":"OC\\Migration\\SimpleOutput"},{"__class__":"Closure"},{"tablePrefix":"oc_"}]},{"file":"/var/www/html/lib/private/DB/MigrationService.php","line":387,"function":"migrateSchemaOnly","class":"OC\\DB\\MigrationService","type":"->","args":["latest"]},{"file":"/var/www/html/lib/private/Installer.php","line":548,"function":"migrate","class":"OC\\DB\\MigrationService","type":"->","args":["latest",true]},{"file":"/var/www/html/lib/private/Installer.php","line":95,"function":"installAppLastSteps","class":"OC\\Installer","type":"->","args":["/var/www/html/apps-extra/tables",{"id":"tables","name":"Tables","summary":"Manage data the way you need it.","description":"Manage data the way you need it.\n\nWith this app you are able to create your own tables with individual columns. You can start with a template or from scratch and add your wanted columns.\nYou can choose from the following column types:\n- Text line or rich text\n- Link to urls or other nextcloud resources\n- Numbers\n- Progress bar\n- Stars rating\n- Yes/No tick\n- Date and/or time\n- (Multi) selection\n- Users, groups and teams\n\nShare your tables and views with users and groups within your cloud.\n\nHave a good time and manage whatever you want.","version":"2.2.2-dev.0","0":"And 19 more entries, set log level to debug to see all entries"},null,"no"]},{"file":"/var/www/html/apps/appstore/lib/Controller/ApiController.php","line":176,"function":"installApp","class":"OC\\Installer","type":"->","args":["tables"]},{"file":"/var/www/html/lib/private/AppFramework/Http/Dispatcher.php","line":172,"function":"enableApp","class":"OCA\\Appstore\\Controller\\ApiController","type":"->","args":["tables",[],false]},{"file":"/var/www/html/lib/private/AppFramework/Http/Dispatcher.php","line":80,"function":"executeController","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->","args":[{"__class__":"OCA\\Appstore\\Controller\\ApiController"},"enableApp"]},{"file":"/var/www/html/lib/private/AppFramework/App.php","line":138,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->","args":[{"__class__":"OCA\\Appstore\\Controller\\ApiController"},"enableApp"]},{"file":"/var/www/html/lib/private/Route/Router.php","line":324,"function":"main","class":"OC\\AppFramework\\App","type":"::","args":["OCA\\Appstore\\Controller\\ApiController","enableApp",{"__class__":"OC\\AppFramework\\DependencyInjection\\DIContainer"},{"_route":"ocs.appstore.api.enableapp"}]},{"file":"/var/www/html/ocs/v1.php","line":78,"function":"match","class":"OC\\Route\\Router","type":"->","args":["/ocsapp/apps/appstore/api/v1/apps/enable"]},{"file":"/var/www/html/ocs/v2.php","line":10,"args":["/var/www/html/ocs/v1.php"],"function":"require_once"}],"File":"/var/www/html/apps-extra/tables/lib/Migration/Version000800Date20240213123743.php","Line":43,"message":"could not enable app","exception":"{\"class\":\"TypeError\",\"message\":\"OCA\\Tables\\Migration\\Version000800Date20240213123743::shouldAddTable(): Return value must be of type ?Doctrine\\DBAL\\Schema\\Table, OC\\DB\\Schema\\Table returned\",\"code\":0,\"file\":\"/var/www/html/apps-extra/tables/lib/Migration/Version000800Date20240213123743.php:43\",\"trace\":\"#0 /var/www/html/apps-extra/tables/lib/Migration/Version000800Date20240213123743.php(50): OCA\\Tables\\Migration\\Version000800Date20240213123743->shouldAddTable('tables_contexts...', Object(OC\\DB\\SchemaWrapper))\\n#1 /var/www/html/apps-extra/tables/lib/Migration/Version000800Date20240213123743.php(33): OCA\\Tables\\Migration\\Version000800Date20240213123743->haveContextTable(Object(OC\\DB\\SchemaWrapper))\\n#2 /var/www/html/lib/private/DB/MigrationService.php(421): OCA\\Tables\\Migration\\Version000800Date20240213123743->changeSchema(Object(OC\\Migration\\SimpleOutput), Object(Closure), Array)\\n#3 /var/www/html/lib/private/DB/MigrationService.php(387): OC\\DB\\MigrationService->migrateSchemaOnly('latest')\\n#4 /var/www/html/lib/private/Installer.php(548): OC\\DB\\MigrationService->migrate('latest', true)\\n#5 /var/www/html/lib/private/Installer.php(95): OC\\Installer->installAppLastSteps('/var/www/html/a...', Array, NULL, 'no')\\n#6 /var/www/html/apps/appstore/lib/Controller/ApiController.php(176): OC\\Installer->installApp('tables')\\n#7 /var/www/html/lib/private/AppFramework/Http/Dispatcher.php(172): OCA\\Appstore\\Controller\\ApiController->enableApp('tables', Array, false)\\n#8 /var/www/html/lib/private/AppFramework/Http/Dispatcher.php(80): OC\\AppFramework\\Http\\Dispatcher->executeController(Object(OCA\\Appstore\\Controller\\ApiController), 'enableApp')\\n#9 /var/www/html/lib/private/AppFramework/App.php(138): OC\\AppFramework\\Http\\Dispatcher->dispatch(Object(OCA\\Appstore\\Controller\\ApiController), 'enableApp')\\n#10 /var/www/html/lib/private/Route/Router.php(324): OC\\AppFramework\\App::main('OCA\\\\Appstore\\\\Co...', 'enableApp', Object(OC\\AppFramework\\DependencyInjection\\DIContainer), Array)\\n#11 /var/www/html/ocs/v1.php(78): OC\\Route\\Router->match('/ocsapp/apps/ap...')\\n#12 /var/www/html/ocs/v2.php(10): require_once('/var/www/html/o...')\\n#13 {main}\"}","CustomMessage":"could not enable app"}}