Scale: Noobaa enpoint tests failed with AttributeError

[tiffanyn108]

Test cases:

• test_scale_endpoint_and_respin_ceph_pods[mgr]
• test_scale_endpoint_and_respin_ceph_pods[mon]
• test_scale_endpoint_and_respin_ceph_pods[osd]
• test_scale_endpoint_and_respin_ceph_pods[mds]

Error logs:

check for aws and IPI platform

    if config.ENV_DATA["platform"].lower() == "aws":
        machinesets_obj = OCP(
            kind=constants.MACHINESETS,
            namespace=constants.OPENSHIFT_MACHINE_API_NAMESPACE,
        )
        m4_xlarge = "m4.xlarge"
        aws_instance = instance_type if instance_type else m4_xlarge
        for machine in machinesets_obj.get()["items"]:
            # Get inputs from existing machineset config.
            region = (

              machine.get("spec")

                .get("template")
                .get("spec")
                .get("providerSpec")
                .get("value")
                .get("placement")
                .get("region")
            )

E AttributeError: 'NoneType' object has no attribute 'get'

ocs_ci/ocs/machine.py:230: AttributeError