remove readme's

Author: luizcmarin

README.md

@@ -188,7 +188,7 @@ $runner = $runner->withPsr7Worker($psr7Worker);
 
 ## Documentation
 
-- Guide: [English](docs/guide/en/README.md), [Português - Brasil](docs/guide/pt-BR/README.md), [Russian](docs/guide/ru/README.md)
+- Guide: [English](docs/guide/en/grpc-application-runner.md), [Português - Brasil](docs/guide/pt-BR/grpc-application-runner.md), [Russian](docs/guide/ru/grpc-application-runner.md)
 - [Internals](docs/internals.md)
 
 If you need help or have a question, the [Yii Forum](https://forum.yiiframework.com/c/yii-3-0/63) is a good place for