add the ability to specify a configuration

[georgikoemdzhiev]

Describe the Feature

The raq aws_mq_broker terraform resource has a configuration block (see official terraform docs). However, this block cannot be specified in this module.

Expected Behavior

The user should be able to specify a aws_mq_configuration terraform resource to the module.

Use Case

The user wants to provide aws_mq_configuration terraform resource to the module.

Describe Ideal Solution

The user wants to provide aws_mq_configuration terraform resource to the module.

Alternatives Considered

N/A

Additional Context

No response