docs: Update create-a-project.mdx

Author: igorlukanin

docs/docs-new/pages/product/getting-started/core/create-a-project.mdx

@@ -14,7 +14,8 @@ Start by opening your terminal to create a new folder for the project, then
 create a `docker-compose.yml` file within it:
 
 ```bash{promptUser: user}
-mkdir my-first-cube-project && cd $_
+mkdir my-first-cube-project
+cd my-first-cube-project
 touch docker-compose.yml
 ```