fix: audio stream cache key, code fmt

app/src/main/java/org/schabi/newpipe/download/DownloadDialog.java

@@ -470,9 +470,7 @@ public class DownloadDialog extends DialogFragment
         dialogBinding.audioTrackSpinner.setVisibility(
                 isVideoOnly && wrappedAudioTracks.size() > 1 ? View.VISIBLE : View.GONE);
         dialogBinding.defaultAudioTrackPresentText.setVisibility(
-                !isVideoOnly && wrappedAudioTracks.size() > 1 ? View.VISIBLE : View.GONE
-
-        );
+                !isVideoOnly && wrappedAudioTracks.size() > 1 ? View.VISIBLE : View.GONE);
     }
 
     private void setupSubtitleSpinner() {

app/src/main/java/org/schabi/newpipe/player/resolver/PlaybackResolver.java

@@ -161,6 +161,11 @@ public interface PlaybackResolver extends Resolver<StreamInfo, MediaSource> {
             cacheKey.append(audioStream.getAudioTrackId());
         }
 
+        if (audioStream.getAudioLocale() != null) {
+            cacheKey.append(" ");
+            cacheKey.append(audioStream.getAudioLocale().getISO3Language());
+        }
+
         return cacheKey.toString();
     }
 

app/src/main/java/org/schabi/newpipe/util/ListHelper.java

@@ -797,7 +797,8 @@ public final class ListHelper {
      * @return Comparator
      */
     static Comparator<AudioStream> getAudioTrackComparator(
-            final Locale preferredLanguage, final boolean preferOriginalAudio,
+            final Locale preferredLanguage,
+            final boolean preferOriginalAudio,
             final boolean preferDescriptiveAudio) {
         final String langCode = preferredLanguage.getISO3Language();
         final List<AudioTrackType> trackTypeRanking = preferDescriptiveAudio

app/src/test/java/org/schabi/newpipe/util/ListHelperTest.java

@@ -451,8 +451,10 @@ public class ListHelperTest {
     }
 
     private static AudioStream generateAudioTrack(
-            @NonNull final String id, @Nullable final String trackId,
-            @Nullable final Locale locale, @Nullable final AudioTrackType trackType) {
+            @NonNull final String id,
+            @Nullable final String trackId,
+            @Nullable final Locale locale,
+            @Nullable final AudioTrackType trackType) {
         return new AudioStream.Builder()
                 .setId(id)
                 .setContent("", true)