[OPT]Set order for hybridparallel setting

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[HybridParallel]Set order for hybridparallel setting.

strategy = fleet.DistributedStrategy()
strategy.hybrid_configs = {
                        "dp_degree": 2
                        "mp_degree": 2,
                        "pp_degree": 2
                        "sharding_degree": 1,
                        "order": "pp,dp,sharding,mp"
}