Merge pull request TeamNewPipe#829 from TiA4f8R/yt-subtitles-age-restricted-videos-fix

[YouTube] Extract subtitles for age-restricted videos

Author: Redirion

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubeStreamExtractor.java

@@ -654,10 +654,6 @@ public List<SubtitlesStream> getSubtitlesDefault() throws ParsingException {
     @Nonnull
     public List<SubtitlesStream> getSubtitles(final MediaFormat format) throws ParsingException {
         assertPageFetched();
-        // If the video is age-restricted getSubtitles will fail
-        if (getAgeLimit() != NO_AGE_LIMIT) {
-            return Collections.emptyList();
-        }
         if (subtitles != null) {
             // Already calculated
             return subtitles;