Implements Connection layer

### Is your feature request related to a problem? Please describe.

Scope of this issue is to implements the connection layer of the Client.

The Connection layer should be able to open and close an AMQP connection using the QPID Python as wrapping library.

We can follow the GO interface here:

https://github.com/rabbitmq/rabbitmq-amqp-go-client/blob/main/rabbitmq_amqp/amqp_connection.go
