add withHostname, withName, withLabels support

[rw4lll]

This pull request includes several changes to the src/Container directory, primarily focusing on enhancing the GenericContainer class and removing deprecated methods. The most important changes include the addition of new properties and methods to manage container metadata and the removal of a deprecated method from the Container class.

Enhancements to GenericContainer class:

• src/Container/GenericContainer.php: Added new properties name, labels, and hostname to manage container metadata.
• src/Container/GenericContainer.php: Added methods withHostname, withName, and withLabels to set the newly added properties. [1] [2]
• src/Container/GenericContainer.php: Updated the start method to include name in the query parameters when creating a container.
• src/Container/GenericContainer.php: Updated the createContainerConfig method to set the labels and hostname properties in the container configuration.

Removal of deprecated method:

• src/Container/Container.php: Removed the deprecated withHostname method.

[shyim]

Thank you!