Remove inferance from torchrec_intro_tutorial.py (#3445) #4802

Job	Run time
pytorch_tutorial_build_worker (4, 15, linux.g5.4xlarge.nvidia.gpu)	32m 40s
pytorch_tutorial_build_worker (5, 15, linux.g5.4xlarge.nvidia.gpu)	22m 11s
pytorch_tutorial_build_worker (1, 15, linux.g5.12xlarge.nvidia.gpu)	15m 7s
pytorch_tutorial_build_worker (8, 15, linux.g5.4xlarge.nvidia.gpu)	14m 39s
pytorch_tutorial_build_worker (3, 15, linux.g5.4xlarge.nvidia.gpu)	21m 7s
pytorch_tutorial_build_worker (2, 15, linux.g5.4xlarge.nvidia.gpu)	36m 59s
pytorch_tutorial_build_worker (6, 15, linux.g5.4xlarge.nvidia.gpu)	16m 38s
pytorch_tutorial_build_worker (7, 15, linux.g5.4xlarge.nvidia.gpu)	20m 53s
pytorch_tutorial_build_worker (13, 15, linux.g5.4xlarge.nvidia.gpu)	18m 59s
pytorch_tutorial_build_worker (15, 15, linux.g5.4xlarge.nvidia.gpu)	26m 4s
pytorch_tutorial_build_worker (12, 15, linux.g5.4xlarge.nvidia.gpu)	25m 48s
pytorch_tutorial_build_worker (11, 15, linux.g5.4xlarge.nvidia.gpu)	16m 36s
pytorch_tutorial_build_worker (14, 15, linux.g5.4xlarge.nvidia.gpu)	43m 11s
pytorch_tutorial_build_worker (9, 15, linux.g5.4xlarge.nvidia.gpu)	14m 12s
pytorch_tutorial_build_worker (10, 15, linux.g5.4xlarge.nvidia.gpu)	15m 35s
pytorch_tutorial_build_manager	21m 56s
	6h 2m 35s

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