Apply suggestions from code review

Co-authored-by: Oliver Günther <o.guenther@openproject.com>

frontend/src/app/core/state/storage-files/upload-link.model.ts

@@ -29,7 +29,7 @@
 import { IHalMethodResourceLink, IHalResourceLinks } from 'core-app/core/state/hal-resource';
 
 interface IHalUploadResourceLinks extends IHalResourceLinks {
-  destination:IHalMethodResourceLink
+  destination:IHalMethodResourceLink;
 }
 
 export interface IUploadLink {

frontend/src/app/core/state/storages/storage.model.ts

@@ -36,7 +36,7 @@ export interface IPrepareUploadBody {
 }
 
 export interface IPrepareUploadLink extends IHalMethodResourceLink {
-  payload:IPrepareUploadBody
+  payload:IPrepareUploadBody;
 }
 
 export interface IStorageHalResourceLinks extends IHalResourceLinks {

frontend/src/app/shared/components/storages/file-picker-base-modal.component.ts/file-picker-base-modal.component.ts

@@ -132,7 +132,7 @@ export abstract class FilePickerBaseModalComponent extends OpModalComponent impl
     };
   }
 
-  protected changeLevel(parent:string | null, crumbs:Breadcrumb[]):void {
+  protected changeLevel(parent:string|null, crumbs:Breadcrumb[]):void {
     this.cancelCurrentLoading();
     this.loading$.next(true);
     this.breadcrumbs = new BreadcrumbsContent(crumbs);

frontend/src/app/shared/components/storages/services/upload-storage-files.service.ts

@@ -114,15 +114,16 @@ export class UploadStorageFilesService {
   }
 
   private get propfindBody() {
-    return '<?xml version="1.0"?>\n'
-      + '<d:propfind xmlns:d="DAV:" xmlns:oc="http://owncloud.org/ns" xmlns:nc="http://nextcloud.org/ns">\n'
-      + '  <d:prop>\n'
-      + '    <oc:fileid />\n'
-      + '    <d:getlastmodified />\n'
-      + '    <d:getcontenttype />\n'
-      + '    <oc:size />\n'
-      + '    <oc:owner-display-name />\n'
-      + '  </d:prop>\n'
-      + '</d:propfind>';
+    return `
+    	<?xml version="1.0"?>
+        <d:propfind xmlns:d="DAV:" xmlns:oc="http://owncloud.org/ns" xmlns:nc="http://nextcloud.org/ns">
+          <d:prop>
+            <oc:fileid />
+            <d:getlastmodified />
+            <d:getcontenttype />
+            <oc:size />
+            <oc:owner-display-name />
+            </d:prop>
+        </d:propfind>`;
   }
 }