Update CHANGES.next.md with 2 recent enhancements. (#1524)
Update CHANGES.next.md with 2 recent enhancements. (#1524)


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