Fix pom for timestamp-3.0.x #127

Job	Run time
function-samples-uppercase-processor	3m 14s
kafka-samples	3m 12s
function-samples	5m 12s
batch-dev-guides-batchsamples	4m 18s
multi-io-http-purchase-orders	1m 7s
multi-io-ticktock	1m 21s
restaurant-stream-apps-customer	1m 39s
restaurant-stream-apps-kitchen	2m 43s
restaurant-stream-apps-waitron	1m 13s
scenario-task	1m 45s
scenario-task-3	1m 33s
stream-dev-guides-composed-http-transformer-kafka	1m 19s
stream-dev-guides-composed-http-transformer-kotlin-kafka	1m 32s
stream-dev-guides-composed-http-transformer-rabbitmq	1m 3s
stream-dev-guides-standalone-stream-kafka	3m 53s
stream-dev-guides-composed-http-transformer-kotlin-rabbitmq	1m 46s
stream-dev-guides-standalone-stream-rabbitmq	4m 56s
task-demo-metrics-prometheus	4m 41s
timestamp-batch-20x	2m 58s
timestamp-task-30x	6m 9s
timestamp-task-20x	1m 16s
timestamp-batch-30x	5m 1s
user-clicks-per-region-12x	2m 31s
completed	1s
	1h 4m 23s

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