[XLA] Ignore channel id for all-reduce in spmd programs #64854
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Channel IDs are not used for all-reduce in spmd mode, so we shouldn't verify their correctness when generating the module group metadata in spmd mode. PiperOrigin-RevId: 621224865
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[XLA] Ignore channel id for all-reduce in spmd programs
Channel IDs are not used for all-reduce in spmd mode, so we shouldn't verify their correctness when generating the module group metadata in spmd mode.