!2950 [AutoParallel]Fix_codedex

Merge pull request !2950 from lichen/fix_codedex

mindspore/ccsrc/parallel/ops_info/gather_v2_p_info.cc

@@ -438,12 +438,9 @@ std::vector<int32_t> GetRankFromGroup(const Group &group) {
 
 Status GatherV2PInfo::InferForwardCommunication() {
   forward_op_.clear();
-  if (target_ != CPU) {
-    return SUCCESS;
-  }
   auto param_strategy = strategy_->GetInputDim().at(0);
-  // don't split axis, no need forward communication
-  if (param_strategy.at(IntToSize(axis_)) == 1) {
+  // don't split axis or target is not CPU, no need forward communication
+  if (target_ != CPU || param_strategy.at(IntToSize(axis_)) == 1) {
     return SUCCESS;
   }
   // split axis