Add Shardy support for Torch-XLA #13855

Job	Run time
Check Code Changes / check_files	15s
Build PyTorch/XLA / build	45m 42s
report-no-code-changes	0s
TPU tests	0s
CPU tests	0s
torchprime tests	0s
Build docs	-1s
Check Code Changes / check_files	14s
Build PyTorch/XLA / build	44m 52s
report-no-code-changes	0s
TPU tests / tpu-test (test/tpu/run_expensive_test_1.sh)	31m 17s
TPU tests / tpu-test (test/tpu/run_tests.sh)	32m 23s
TPU tests / tpu-test (test/tpu/run_training_tests.sh)	22m 3s
TPU tests / tpu-test (test/tpu/run_pallas_test.sh)	11m 15s
CPU tests / test (benchmark_tests)	12m 35s
Build docs	0s
CPU tests / test (python_tests, xla_op1)	18m 31s
CPU tests / test (python_tests, xla_op4)	7m 6s
CPU tests / test (python_tests, torch_mp_op)	10m 4s
CPU tests / test (cpp_tests)	8m 56s
CPU tests / test (python_tests, xla_op5)	8m 33s
CPU tests / test (python_tests, xla_op2)	9m 45s
CPU tests / test (python_tests, xla_op3)	14m 16s
TPU tests / tpu-test (test/tpu/run_expensive_test_2.sh)	31m 34s
torchprime tests	0s
	5h 9m 20s

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