Redshift: update atomic.events to use ZSTD compression (closes #3435)
Redshift: update atomic.events to use ZSTD compression (closes #3435)

liveintent-berlin/snowplow,RetentionGrid/snowplow,liveintent-berlin/snowplow,liveintent-berlin/snowplow,RetentionGrid/snowplow,RetentionGrid/snowplow,liveintent-berlin/snowplow,snowplow/snowplow,snowplow/snowplow,snowplow/snowplow,RetentionGrid/snowplow,liveintent-berlin/snowplow,RetentionGrid/snowplow,liveintent-berlin/snowplow,snowplow/snowplow