[exporter/loadbalancing] Tests for shutdown/consume race #27895

Job	Run time
collector-build	5m 3s
docker-build	5m 15s
supervisor-test	42s
kubernetes-test-matrix (v1.26.0, receiver/k8sclusterreceiver)	4m 46s
kubernetes-test-matrix (v1.26.0, processor/k8sattributesprocessor)	3m 20s
kubernetes-test-matrix (v1.26.0, receiver/kubeletstatsreceiver)	4m 7s
kubernetes-test-matrix (v1.26.0, receiver/k8sobjectsreceiver)	3m 27s
kubernetes-test-matrix (v1.25.3, receiver/k8sclusterreceiver)	4m 38s
kubernetes-test-matrix (v1.25.3, processor/k8sattributesprocessor)	3m 45s
kubernetes-test-matrix (v1.25.3, receiver/kubeletstatsreceiver)	4m 10s
kubernetes-test-matrix (v1.25.3, receiver/k8sobjectsreceiver)	3m 20s
kubernetes-test-matrix (v1.24.7, receiver/k8sclusterreceiver)	4m 40s
kubernetes-test-matrix (v1.24.7, processor/k8sattributesprocessor)	3m 15s
kubernetes-test-matrix (v1.24.7, receiver/kubeletstatsreceiver)	4m 11s
kubernetes-test-matrix (v1.24.7, receiver/k8sobjectsreceiver)	3m 10s
kubernetes-test-matrix (v1.23.13, receiver/k8sclusterreceiver)	4m 38s
kubernetes-test-matrix (v1.23.13, processor/k8sattributesprocessor)	3m 13s
kubernetes-test-matrix (v1.23.13, receiver/kubeletstatsreceiver)	4m 25s
kubernetes-test-matrix (v1.23.13, receiver/k8sobjectsreceiver)	3m 26s
kubernetes-test	1s
	1h 13m 32s

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