ConfirmDialog: Duplicated AcceptIcons

[gpolcode]

Describe the bug

When using the ConfirmDialog with an AcceptIcon, it will show twice within the button:

The bug maybe got introduced when the templates for the button got added:

primeng/src/app/components/confirmdialog/confirmdialog.ts

Line 96 in ac054f9

[icon]="option('acceptIcon')"

Then the templates adds another icon:

primeng/src/app/components/confirmdialog/confirmdialog.ts

Line 105 in ac054f9

<i *ngIf="option('acceptIcon')" [class]="option('acceptIcon')"></i>

Environment

The bug occurs on primeng version 15.4.1 but not on 15.3.0

Reproducer

https://stackblitz.com/edit/hvvmec?file=src/app/demo/confirm-dialog-position-demo.ts

Angular version

15.2.1

PrimeNG version

15.4.1

Build / Runtime

Angular CLI App

Language

TypeScript

Node version (for AoT issues node --version)

16.14.2

Browser(s)

No response

Steps to reproduce the behavior

1. Open stackblitz
2. Click the button "Click me"
3. Check the icons on the accept button

Expected behavior

The icon should only show once

[gpolcode]

@cetincakiroglu This issue was added to the v16 milestone, but the bug also appears on the version 15.x.x.
Will this get released for version 15.x.x?