Update ProgressiveMediaSource note

PiperOrigin-RevId: 231567138

library/core/src/main/java/com/google/android/exoplayer2/source/ProgressiveMediaSource.java

@@ -39,7 +39,7 @@ import java.io.IOException;
  * extractors created by the factory that returns {@code true} from {@link Extractor#sniff} will be
  * extractors created by the factory that returns {@code true} from {@link Extractor#sniff} will be
  * used to extract samples from the input stream.
  * used to extract samples from the input stream.
  *
  *
- * <p>Note that the built-in extractors for AAC, MPEG PS/TS and FLV streams do not support seeking.
+ * <p>Note that the built-in extractor for FLV streams does not support seeking.
  */
  */
 public final class ProgressiveMediaSource extends BaseMediaSource
 public final class ProgressiveMediaSource extends BaseMediaSource
     implements ProgressiveMediaPeriod.Listener {
     implements ProgressiveMediaPeriod.Listener {