This covers updating the cron so that the high value workloads on three shard run at the right frequency (every 4 hours for high value workloads).

See https://spruce.mongodb.com/task/sys_perf_perf_3_shard.arm.aws.2023_11_change_streams_latency_dc8b8fe1a242764c09bc5b0063fec3bd9918aaaf_24_01_24_23_54_12/tests?execution=0&sortBy=STATUS&sortDir=ASC for an example task that is only running weekly