Add marking to qualified signature activity too

src/dbp-qualified-signature-pdf-upload.js

@@ -892,12 +892,12 @@ class QualifiedSignaturePdfUpload extends ScopedElementsMixin(DBPSignatureLitEle
             const file = this.signedFiles[id];
 
             results.push(html`
-                <div class="file-block">
+                <div class="file-block" id="file-block-${id}">
                     <div class="header">
                         <span class="filename"><strong>${file.name}</strong> (${humanFileSize(file.contentSize)})</span>
                         <button class="button close"
                             title="${i18n.t('qualified-pdf-upload.download-file-button-title')}"
-                            @click="${() => { this.downloadFileClickHandler(file); }}">
+                            @click="${() => { this.downloadFileClickHandler(file, 'file-block-' + id); }}">
                             <dbp-icon name="download"></dbp-icon></button>
                     </div>
                 </div>