Exclude log4j2 jars in YCSB rather than deleting them.
Exclude log4j2 jars in YCSB rather than deleting them.

PiperOrigin-RevId: 420376661

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