empty support returns "", same for empty description

Author: B0pol

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

@@ -76,7 +76,7 @@ public String getDescription() throws ParsingException {
         try {
             desc = JsonUtils.getString(json, "description");
         } catch (ParsingException e) {
-            return "No description";
+            return "";
         }
         if (desc.length() == 250 && desc.substring(247).equals("...")) {
             //if description is shortened, get full description
@@ -256,7 +256,11 @@ public List<String> getTags(){
     @Nonnull
     @Override
     public String getSupportInfo() throws ParsingException {
-        return JsonUtils.getString(json, "support");
+        try {
+            return JsonUtils.getString(json, "support");
+        } catch (ParsingException e) {
+            return "";
+        }
     }
 
     private String getRelatedStreamsUrl(List<String> tags) throws UnsupportedEncodingException {

extractor/src/test/java/org/schabi/newpipe/extractor/services/peertube/PeertubeStreamExtractorDefaultTest.java

@@ -61,7 +61,7 @@ public void testGetLargeDescription() throws ParsingException {
     public void testGetEmptyDescription() throws Exception {
         PeertubeStreamExtractor extractorEmpty = (PeertubeStreamExtractor) PeerTube.getStreamExtractor("https://framatube.org/api/v1/videos/d5907aad-2252-4207-89ec-a4b687b9337d");
         extractorEmpty.fetchPage();
-        assertEquals("No description", extractorEmpty.getDescription());
+        assertEquals("", extractorEmpty.getDescription());
     }
 
     @Test