feat: added the lstm demo so that it's tested as well through the dem… #296

Job	Run time
start-vm	57s
learn-the-basics / cpu (01_write_ivy_code)	2m 12s
learn-the-basics / cpu (02_unify_code)	2m 51s
learn-the-basics / cpu (03_trace_code)	3m 6s
learn-the-basics / cpu (04_transpile_code)	2m 29s
learn-the-basics / cpu (05_lazy_vs_eager)	2m 46s
learn-the-basics / cpu (06_how_to_use_decorators)	3m 5s
learn-the-basics / cpu (07_transpile_any_library)	3m 24s
learn-the-basics / cpu (08_transpile_any_model)	2m 23s
learn-the-basics / cpu (09_write_a_model_using_ivy)	2m 12s
examples-and-demos / gpu (alexnet_demo)	3m 7s
examples-and-demos / gpu (bert_demo)	2m 13s
examples-and-demos / gpu (image_segmentation_with_ivy_unet)	4m 21s
examples-and-demos / gpu (mmpretrain_to_jax)	5m 5s
examples-and-demos / gpu (resnet_demo)	3m 41s
examples-and-demos / gpu (torch_to_jax)	2m 56s
examples-and-demos / gpu (lstm_demo)	1m 40s
stop-vm	36s
	49m 4s

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