feat(datasets): Added the Experimental SafetensorsDataset #2695

Job	Run time
check-docs	1m 56s
lint / lint	41s
unit-tests (ubuntu-latest, 3.11) / unit-tests	6m 3s
unit-tests (ubuntu-latest, 3.10) / unit-tests	6m 9s
unit-tests (ubuntu-latest, 3.12) / unit-tests	6m 53s
unit-tests (windows-latest, 3.10) / unit-tests	8m 35s
unit-tests (windows-latest, 3.11) / unit-tests	9m 13s
unit-tests (windows-latest, 3.12) / unit-tests	7m 34s
	47m 4s

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