authorName in comments now follow PeerTube website

https://peertube.cpy.re/videos/watch/d2a5ec78-5f85-4090-8ec5-dc1102e022ea
anonyme zirbeldrüse is his displayName, what was displayed in NewPipe.
but on the website, it's shown 777@mastodon.xyz

Author: B0pol

extractor/src/main/java/org/schabi/newpipe/extractor/services/peertube/extractors/PeertubeCommentsInfoItemExtractor.java

@@ -67,7 +67,7 @@ public String getCommentText() throws ParsingException {
         try {
             Document doc = Jsoup.parse(htmlText);
             return doc.body().text();
-        }catch(Exception e) {
+        } catch(Exception e) {
             return htmlText.replaceAll("(?s)<[^>]*>(\\s*<[^>]*>)*", "");
         }
     }
@@ -83,15 +83,15 @@ public String getAuthorThumbnail() throws ParsingException {
         String value;
         try {
             value = JsonUtils.getString(item, "account.avatar.path");
-        }catch(Exception e) {
+        } catch(Exception e) {
             value = "/client/assets/images/default-avatar.png";
         }
         return baseUrl + value;
     }
 
     @Override
     public String getAuthorName() throws ParsingException {
-        return JsonUtils.getString(item, "account.displayName");
+        return JsonUtils.getString(item, "account.name") + "@" + JsonUtils.getString(item, "account.host");
     }
 
     @Override