sumologicexporter: refactor sender #31892

Job	Run time
collector-build	5m 14s
docker-build	5m 27s
supervisor-test	44s
kubernetes-test-matrix (v1.26.0, receiver/k8sclusterreceiver)	2m 39s
kubernetes-test-matrix (v1.26.0, processor/k8sattributesprocessor)	2m 25s
kubernetes-test-matrix (v1.26.0, receiver/kubeletstatsreceiver)	2m 23s
kubernetes-test-matrix (v1.26.0, receiver/k8sobjectsreceiver)	2m 20s
kubernetes-test-matrix (v1.25.3, receiver/k8sclusterreceiver)	2m 43s
kubernetes-test-matrix (v1.25.3, processor/k8sattributesprocessor)	2m 49s
kubernetes-test-matrix (v1.25.3, receiver/kubeletstatsreceiver)	2m 35s
kubernetes-test-matrix (v1.25.3, receiver/k8sobjectsreceiver)	2m 27s
kubernetes-test-matrix (v1.24.7, receiver/k8sclusterreceiver)	2m 43s
kubernetes-test-matrix (v1.24.7, processor/k8sattributesprocessor)	2m 27s
kubernetes-test-matrix (v1.24.7, receiver/kubeletstatsreceiver)	2m 40s
kubernetes-test-matrix (v1.24.7, receiver/k8sobjectsreceiver)	2m 25s
kubernetes-test-matrix (v1.23.13, receiver/k8sclusterreceiver)	2m 46s
kubernetes-test-matrix (v1.23.13, processor/k8sattributesprocessor)	3m 34s
kubernetes-test-matrix (v1.23.13, receiver/kubeletstatsreceiver)	2m 24s
kubernetes-test-matrix (v1.23.13, receiver/k8sobjectsreceiver)	2m 22s
kubernetes-test	1s
	53m 8s

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