Revamp TorchRec intro tutorial #3005

Job	Run time
pytorch_tutorial_build_worker (1, 15, linux.g5.12xlarge.nvidia.gpu)	14m 24s
pytorch_tutorial_build_worker (2, 15, linux.g5.4xlarge.nvidia.gpu)	34m 14s
pytorch_tutorial_build_worker (3, 15, linux.g5.4xlarge.nvidia.gpu)	18m 48s
pytorch_tutorial_build_worker (4, 15, linux.g5.4xlarge.nvidia.gpu)	11m 19s
pytorch_tutorial_build_worker (5, 15, linux.g5.4xlarge.nvidia.gpu)	19m 46s
pytorch_tutorial_build_worker (6, 15, linux.g5.4xlarge.nvidia.gpu)	17m 8s
pytorch_tutorial_build_worker (7, 15, linux.4xlarge.nvidia.gpu)	19m 14s
pytorch_tutorial_build_worker (8, 15, linux.4xlarge.nvidia.gpu)	20m 16s
pytorch_tutorial_build_worker (9, 15, linux.4xlarge.nvidia.gpu)	25m 30s
pytorch_tutorial_build_worker (10, 15, linux.4xlarge.nvidia.gpu)	25m 18s
pytorch_tutorial_build_worker (11, 15, linux.4xlarge.nvidia.gpu)	27m 38s
pytorch_tutorial_build_worker (12, 15, linux.4xlarge.nvidia.gpu)	25m 24s
pytorch_tutorial_build_worker (13, 15, linux.4xlarge.nvidia.gpu)	20m 5s
pytorch_tutorial_build_worker (14, 15, linux.4xlarge.nvidia.gpu)	12m 30s
pytorch_tutorial_build_worker (15, 15, linux.4xlarge.nvidia.gpu)	20m 50s
pytorch_tutorial_build_manager	0s
	5h 12m 24s

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