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