Add test values for failing tests.

Author: FireMasterK

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/stream/YoutubeStreamExtractorAgeRestrictedTest.java

@@ -45,6 +45,7 @@ public static void setUp() throws Exception {
     @Override public StreamType expectedStreamType() { return StreamType.VIDEO_STREAM; }
     @Override public String expectedUploaderName() { return "DAN TV"; }
     @Override public String expectedUploaderUrl() { return "https://www.youtube.com/channel/UCcQHIVL83g5BEQe2IJFb-6w"; }
+    @Override public long expectedUploaderSubscriberCountAtLeast() { return 50; }
     @Override public boolean expectedUploaderVerified() { return false; }
     @Override public boolean expectedDescriptionIsEmpty() { return true; }
     @Override public List<String> expectedDescriptionContains() { return Collections.emptyList(); }

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/stream/YoutubeStreamExtractorControversialTest.java

@@ -49,6 +49,7 @@ public static void setUp() throws Exception {
     @Override public StreamType expectedStreamType() { return StreamType.VIDEO_STREAM; }
     @Override public String expectedUploaderName() { return "Amazing Atheist"; }
     @Override public String expectedUploaderUrl() { return "https://www.youtube.com/channel/UCjNxszyFPasDdRoD9J6X-sw"; }
+    @Override public long expectedUploaderSubscriberCountAtLeast() { return 977_000; }
     @Override public List<String> expectedDescriptionContains() {
         return Arrays.asList("http://www.huffingtonpost.com/2010/09/09/obama-gma-interview-quran_n_710282.html",
                 "freedom");

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/stream/YoutubeStreamExtractorLivestreamTest.java

@@ -52,6 +52,7 @@ public void testUploaderName() throws Exception {
     @Override public StreamType expectedStreamType() { return StreamType.LIVE_STREAM; }
     @Override public String expectedUploaderName() { return "Lofi Girl"; }
     @Override public String expectedUploaderUrl() { return "https://www.youtube.com/channel/UCSJ4gkVC6NrvII8umztf0Ow"; }
+    @Override public long expectedUploaderSubscriberCountAtLeast() { return 9_800_000; }
     @Override public List<String> expectedDescriptionContains() {
         return Arrays.asList("Lofi Girl merch",
                 "Thank you for listening, I hope you will have a good time here");

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/stream/YoutubeStreamExtractorUnlistedTest.java

@@ -45,6 +45,7 @@ public static void setUp() throws Exception {
     @Override public StreamType expectedStreamType() { return StreamType.VIDEO_STREAM; }
     @Override public String expectedUploaderName() { return "Hooked"; }
     @Override public String expectedUploaderUrl() { return "https://www.youtube.com/channel/UCPysfiuOv4VKBeXFFPhKXyw"; }
+    @Override public long expectedUploaderSubscriberCountAtLeast() { return 24_300; }
     @Override public List<String> expectedDescriptionContains() {
         return Arrays.asList("https://www.youtube.com/user/Roccowschiptune",
                 "https://www.facebook.com/HookedMagazinDE");