Use `step` parameter when logging metrics with NeptuneLogger (#19126) #432

Job	Run time
release-version	39s
build-packages / init	5s
build-packages / build-packages (lightning)	40s
build-packages / build-packages (app)	29s
build-packages / build-packages (fabric)	21s
build-packages / build-packages (pytorch)	28s
upload-packages	0s
pre-publish-packages	0s
signaling	0s
legacy-checkpoints / create-legacy-ckpts	1m 8s
waiting	0s
publish-packages	0s
legacy-checkpoints / add-ckpt-test	0s
	3m 50s

Provide feedback