Added two new metrics for vcenter receiver #49549

Job	Run time
collector-build	6m 34s
docker-build	7m 4s
supervisor-test	1m 2s
kubernetes-test-matrix (v1.30.0, receiver/k8sclusterreceiver)	6m 41s
kubernetes-test-matrix (v1.30.0, processor/k8sattributesprocessor)	6m 28s
kubernetes-test-matrix (v1.30.0, receiver/kubeletstatsreceiver)	4m 4s
kubernetes-test-matrix (v1.30.0, receiver/k8sobjectsreceiver)	3m 2s
kubernetes-test-matrix (v1.23.17, receiver/k8sclusterreceiver)	6m 39s
kubernetes-test-matrix (v1.23.17, processor/k8sattributesprocessor)	6m 47s
kubernetes-test-matrix (v1.23.17, receiver/kubeletstatsreceiver)	4m 8s
kubernetes-test-matrix (v1.23.17, receiver/k8sobjectsreceiver)	3m 10s
kubernetes-test	1s
	55m 40s

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