Treat NO_VALUE as zero when adding up total required bitrate

We currently use the literal -1 (=NO_VALUE) when adding up the
total. Tracks without known bitrate can be ignored in the
calculation, but we should use an explicit value of 0.

#minor-release

Issue: google#10664
PiperOrigin-RevId: 480048126

library/core/src/main/java/com/google/android/exoplayer2/trackselection/AdaptiveTrackSelection.java

@@ -753,7 +753,8 @@ private static long[][] getSortedTrackBitrates(@NullableType Definition[] defini
       }
       trackBitrates[i] = new long[definition.tracks.length];
       for (int j = 0; j < definition.tracks.length; j++) {
-        trackBitrates[i][j] = definition.group.getFormat(definition.tracks[j]).bitrate;
+        long bitrate = definition.group.getFormat(definition.tracks[j]).bitrate;
+        trackBitrates[i][j] = bitrate == Format.NO_VALUE ? 0 : bitrate;
       }
       Arrays.sort(trackBitrates[i]);
     }