docs: public void setOptionGroupMemberships(java.util.Collection<OptionGroupMembership> optionGroupMemberships) {
          if (optionGroupMemberships == null) {
              this.optionGroupMemberships = null;
              return;
          }
  
          this.optionGroupMemberships = new com.amazonaws.internal.SdkInternalList<OptionGroupMembership>(optionGroupMemberships);
      }