Fix 'java.lang.IllegalArgumentException

[gzsombor]

java.lang.IllegalArgumentException: Did not find balanced marker at 'class*="yt-lockup-video"'
    at org.jsoup.helper.Validate.fail(Validate.java:110)
    at org.jsoup.parser.TokenQueue.chompBalanced(TokenQueue.java:294)
    at org.jsoup.select.QueryParser.byAttribute(QueryParser.java:240)
    at org.jsoup.select.QueryParser.findElements(QueryParser.java:156)
    at org.jsoup.select.QueryParser.parse(QueryParser.java:71)
    at org.jsoup.select.QueryParser.parse(QueryParser.java:42)
    at org.jsoup.select.Selector.select(Selector.java:91)
    at org.jsoup.nodes.Element.select(Element.java:372)
    at org.schabi.newpipe.extractor.services.youtube.extractors.YoutubeStreamInfoItemExtractor.getUrl(YoutubeStreamInfoItemExtractor.java:64)
    at org.schabi.newpipe.extractor.stream.StreamInfoItemsCollector.extract(StreamInfoItemsCollector.java:45)
    at org.schabi.newpipe.extractor.search.InfoItemsSearchCollector.extract(InfoItemsSearchCollector.java:63)
    at org.schabi.newpipe.extractor.search.InfoItemsSearchCollector.extract(InfoItemsSearchCollector.java:47)
    at org.schabi.newpipe.extractor.InfoItemsCollector.commit(InfoItemsCollector.java:87)
    at org.schabi.newpipe.extractor.services.youtube.extractors.YoutubeSearchExtractor.collectItems(YoutubeSearchExtractor.java:134)

• I carefully read the contribution guidelines and agree to them.
• I did test the API against NewPipe.
• I agree to ASAP create a PULL request for NewPipe for making in compatible when I changed the api.

[TobiGr]

Thanks. Nice catch