[exporter/datadog] Refactor Datadog Exporter to use logs agent exporter #32506

Job	Run time
collector-build	9m 0s
docker-build	9m 7s
supervisor-test	55s
kubernetes-test-matrix (v1.26.0, receiver/k8sclusterreceiver)	3m 6s
kubernetes-test-matrix (v1.26.0, processor/k8sattributesprocessor)	2m 35s
kubernetes-test-matrix (v1.26.0, receiver/kubeletstatsreceiver)	2m 55s
kubernetes-test-matrix (v1.26.0, receiver/k8sobjectsreceiver)	2m 41s
kubernetes-test-matrix (v1.25.3, receiver/k8sclusterreceiver)	2m 50s
kubernetes-test-matrix (v1.25.3, processor/k8sattributesprocessor)	2m 31s
kubernetes-test-matrix (v1.25.3, receiver/kubeletstatsreceiver)	2m 36s
kubernetes-test-matrix (v1.25.3, receiver/k8sobjectsreceiver)	2m 51s
kubernetes-test-matrix (v1.24.7, receiver/k8sclusterreceiver)	2m 54s
kubernetes-test-matrix (v1.24.7, processor/k8sattributesprocessor)	2m 42s
kubernetes-test-matrix (v1.24.7, receiver/kubeletstatsreceiver)	2m 41s
kubernetes-test-matrix (v1.24.7, receiver/k8sobjectsreceiver)	2m 35s
kubernetes-test-matrix (v1.23.13, receiver/k8sclusterreceiver)	2m 54s
kubernetes-test-matrix (v1.23.13, processor/k8sattributesprocessor)	2m 38s
kubernetes-test-matrix (v1.23.13, receiver/kubeletstatsreceiver)	2m 51s
kubernetes-test-matrix (v1.23.13, receiver/k8sobjectsreceiver)	2m 29s
kubernetes-test	1s
	1h 2m 52s

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