Updating your filter lists in uBlock Origin should fix it. Nevertheless, there are better solution for watching YouTube videos without Google’s crappy ads and trackers. There are private frontends like Piped and Invidious, you can use LibRedirect to automatically redirect all YouTube links to your desired frontend. You can also use a native client like FreeTube on Desktop, LibreTube or Tubular/NewPipe on Android, Yattee with this guide on iOS, iPadOS and tvOS, SmartTube on Android TV or this app if you have an LG TV running webOS.