migrate angular 21 finalize

src/app/modules/songs/song/edit/edit-file/file/file.component.ts

@@ -1,4 +1,4 @@
-import {Component, Input} from '@angular/core';
+import {Component, Input, inject} from '@angular/core';
 import {Observable} from 'rxjs';
 import {File} from '../../../../services/file';
 import {faTrashAlt} from '@fortawesome/free-solid-svg-icons';
@@ -14,6 +14,8 @@ import {AsyncPipe} from '@angular/common';
   imports: [MatIconButton, FaIconComponent, AsyncPipe],
 })
 export class FileComponent {
+  private fileService = inject(FileService);
+
   public url$: Observable<string> | null = null;
   public name = '';
   public faTrash = faTrashAlt;
@@ -21,8 +23,6 @@ export class FileComponent {
   private fileId: string | null = null;
   private path: string | null = null;
 
-  public constructor(private fileService: FileService) {}
-
   @Input()
   public set file(file: File) {
     this.url$ = this.fileService.getDownloadUrl(file.path + '/' + file.name);