[PeerTube] Fix tests for "What is PeerTube?" video

Author: TobiGr

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

@@ -48,7 +48,7 @@ void testGetComments() throws IOException, ExtractionException {
 
         @Test
         void testGetCommentsFromCommentsInfo() throws IOException, ExtractionException {
-            final String comment = "Thanks for creating such an informative video";
+            final String comment = "Thanks for this nice video explanation of Peertube!";
 
             final CommentsInfo commentsInfo =
                     CommentsInfo.getInfo("https://framatube.org/w/kkGMgK9ZtnKfYAgnEtQxbv");

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

@@ -86,7 +86,7 @@ public void testGetLanguageInformation() throws ParsingException {
         @Override public long expectedViewCountAtLeast() { return 38600; }
         @Nullable @Override public String expectedUploadDate() { return "2018-10-01 10:52:46.396"; }
         @Nullable @Override public String expectedTextualUploadDate() { return "2018-10-01T10:52:46.396Z"; }
-        @Override public long expectedLikeCountAtLeast() { return 50; }
+        @Override public long expectedLikeCountAtLeast() { return 20; }
         @Override public long expectedDislikeCountAtLeast() { return 0; }
         @Override public String expectedHost() { return "framatube.org"; }
         @Override public String expectedCategory() { return "Science & Technology"; }