[OTAGENT-665] Re-enable load balancing e2e test #143884

Job	Run time
agenttelemetry-list-change-ack-check	25s
release-note-check	1m 7s
assign-team-label	25s
ask-reviews	0s
fetch-labels	4s
team-label-check	2s
skip-qa-check	25s
	2m 28s

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