chore: Rename dev release to experimental release #3006

Job	Run time
setup	13s
e2e (logs)	9m 34s
e2e-experimental (logs)	5m 12s
e2e-istio	8m 58s
e2e (metrics && set_a)	10m 5s
e2e-experimental (metrics)	4m 24s
e2e (metrics && set_b)	7m 47s
e2e-experimental (traces)	4m 36s
e2e (traces)	9m 0s
e2e-self-mon (logs, healthy)	5m 22s
e2e (telemetry)	4m 42s
e2e-self-mon (logs, backpressure)	7m 23s
e2e (max-pipeline)	4m 39s
e2e (telemetry-log-analysis)	11m 32s
e2e-self-mon (logs, outage)	7m 49s
e2e-self-mon (metrics, healthy)	5m 24s
e2e-self-mon (metrics, backpressure)	10m 19s
e2e-self-mon (metrics, outage)	10m 52s
e2e-self-mon (traces, healthy)	5m 49s
e2e-self-mon (traces, backpressure)	7m 19s
e2e-self-mon (traces, outage)	10m 19s
	2h 31m 18s

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