message: feat(): make sure sign button of UnsignedTransactionComponent stays fixed in one place when scrolling
diff: +<ion-content>
  <ng-container *ngIf="airGapTxs && airGapTxs.length > 1">
  <ion-row class="ion-padding-bottom ion-text-center">
  <ion-col size="4" class="content--align__center-center">
  <h5>
  - {{ aggregatedInfo.totalAmount.toFixed() | amountConverter: { protocol: airGapTxs[0].protocolIdentifier, maxDigits: undefined } | async }}
  + {{
  + aggregatedInfo.totalAmount.toFixed()
  + | amountConverter: { protocol: airGapTxs[0].protocolIdentifier, maxDigits: undefined }
  + | async
  + }}
  </h5>
  </ion-col>
  <ion-col size="4" class="content--align__center-center">
  </ion-text>
  </ion-row>
  </ng-container>
  +</ion-content>
  <ion-fab vertical="bottom" horizontal="end" slot="fixed">
  <ion-button color="primary" shape="round" (click)="signAndGoToNextPage()">
  