chore: Refactor logpipeline and logparser validators #2635

Job	Run time
setup	24s
e2e-dev (logs)	6m 59s
e2e-self-mon (logs, healthy)	8m 53s
e2e-dev (metrics)	6m 24s
e2e-self-mon (logs, backpressure)	9m 55s
e2e-istio	9m 55s
e2e-self-mon (logs, outage)	10m 53s
e2e-dev (traces)	6m 15s
e2e (logs)	11m 41s
e2e-self-mon (metrics, healthy)	7m 28s
e2e (metrics && set_a)	12m 16s
e2e-self-mon (metrics, backpressure)	12m 24s
e2e-self-mon (metrics, outage)	12m 54s
e2e (metrics && set_b)	8m 47s
e2e-self-mon (traces, healthy)	7m 28s
e2e (traces)	9m 35s
e2e-self-mon (traces, backpressure)	8m 52s
e2e (telemetry)	8m 23s
e2e-self-mon (traces, outage)	12m 22s
e2e (max-pipeline)	6m 46s
e2e (telemetry-log-analysis)	13m 39s
	3h 12m 13s

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