Task/remove unused OnDestroy hook in transfer balance dialog component (#6438)

* Remove unused OnDestroy hook

apps/client/src/app/pages/accounts/transfer-balance/transfer-balance-dialog.component.ts

@@ -1,12 +1,7 @@
 import { TransferBalanceDto } from '@ghostfolio/common/dtos';
 import { GfEntityLogoComponent } from '@ghostfolio/ui/entity-logo';
 
-import {
-  ChangeDetectionStrategy,
-  Component,
-  Inject,
-  OnDestroy
-} from '@angular/core';
+import { ChangeDetectionStrategy, Component, Inject } from '@angular/core';
 import {
   AbstractControl,
   FormBuilder,
@@ -25,7 +20,6 @@ import { MatFormFieldModule } from '@angular/material/form-field';
 import { MatInputModule } from '@angular/material/input';
 import { MatSelectModule } from '@angular/material/select';
 import { Account } from '@prisma/client';
-import { Subject } from 'rxjs';
 
 import { TransferBalanceDialogParams } from './interfaces/interfaces';
 
@@ -45,13 +39,11 @@ import { TransferBalanceDialogParams } from './interfaces/interfaces';
   styleUrls: ['./transfer-balance-dialog.scss'],
   templateUrl: 'transfer-balance-dialog.html'
 })
-export class GfTransferBalanceDialogComponent implements OnDestroy {
+export class GfTransferBalanceDialogComponent {
   public accounts: Account[] = [];
   public currency: string;
   public transferBalanceForm: FormGroup;
 
-  private unsubscribeSubject = new Subject<void>();
-
   public constructor(
     @Inject(MAT_DIALOG_DATA) public data: TransferBalanceDialogParams,
     public dialogRef: MatDialogRef<GfTransferBalanceDialogComponent>,
@@ -93,11 +85,6 @@ export class GfTransferBalanceDialogComponent implements OnDestroy {
     this.dialogRef.close({ account });
   }
 
-  public ngOnDestroy() {
-    this.unsubscribeSubject.next();
-    this.unsubscribeSubject.complete();
-  }
-
   private compareAccounts(control: AbstractControl): ValidationErrors {
     const accountFrom = control.get('fromAccount');
     const accountTo = control.get('toAccount');