Traces - Add traces unique count based on cardinality aggregation #4659

Job	Run time
Run test group of app_analytics_test	26m 22s
Run test group of app_analytics_test	26m 22s
Run test group of event_analytics_test	24m 56s
Run test group of event_analytics_test	24m 56s
Run test group of integrations_test	21m 55s
Run test group of integrations_test	21m 55s
Run test group of metrics_analytics_test	22m 39s
Run test group of metrics_analytics_test	22m 39s
Run test group of notebooks_test	25m 25s
Run test group of notebooks_test	25m 25s
Run test group of panels_test	24m 39s
Run test group of panels_test	25m 2s
Run test group of trace_analytics_test	25m 58s
Run test group of trace_analytics_test	26m 37s
	5h 44m 50s

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