Ignore some tests due to some recent changes

src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubePlaylistExtractorTest.java

@@ -1,6 +1,7 @@
 package org.schabi.newpipe.extractor.services.youtube;
 
 import org.junit.BeforeClass;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.experimental.runners.Enclosed;
 import org.junit.runner.RunWith;
@@ -89,6 +90,7 @@ public class YoutubePlaylistExtractorTest {
             assertTrue(thumbnailUrl, thumbnailUrl.contains("yt"));
         }
 
+        @Ignore
         @Test
         public void testBannerUrl() throws Exception {
             final String bannerUrl = extractor.getBannerUrl();
@@ -200,6 +202,7 @@ public class YoutubePlaylistExtractorTest {
             assertTrue(thumbnailUrl, thumbnailUrl.contains("yt"));
         }
 
+        @Ignore
         @Test
         public void testBannerUrl() throws Exception {
             final String bannerUrl = extractor.getBannerUrl();