message: Fix AddExpandDims() in lite/micro/micro_mutable_op_resolver.h
diff: @@ -215,7 +215,7 @@ class MicroMutableOpResolver : public MicroOpResolver {
  }
  TfLiteStatus AddExpandDims() {
  - return AddBuiltin(BuiltinOperator_EXPAND_DIMS, Register_EXP(),
  + return AddBuiltin(BuiltinOperator_EXPAND_DIMS, Register_EXPAND_DIMS(),
  ParseExpandDims);
  }
  