Update stripped disks to reflect the correct iops and throughput in the metadata.
Update stripped disks to reflect the correct iops and throughput in the metadata.

PiperOrigin-RevId: 453540060

GoogleCloudPlatform/PerfKitBenchmarker,GoogleCloudPlatform/PerfKitBenchmarker,GoogleCloudPlatform/PerfKitBenchmarker,GoogleCloudPlatform/PerfKitBenchmarker