Fix inconsistency with spec in H.265 SPS nal units parsing

Issue: google/ExoPlayer#9719

#minor-release

PiperOrigin-RevId: 412424558

libraries/extractor/src/main/java/androidx/media3/extractor/NalUnitUtil.java

@@ -784,7 +784,7 @@ public final class NalUnitUtil {
         bitArray.skipBit(); // delta_rps_sign
         bitArray.readUnsignedExpGolombCodedInt(); // abs_delta_rps_minus1
         for (int j = 0; j <= previousNumDeltaPocs; j++) {
-          if (bitArray.readBit()) { // used_by_curr_pic_flag[j]
+          if (!bitArray.readBit()) { // used_by_curr_pic_flag[j]
             bitArray.skipBit(); // use_delta_flag[j]
           }
         }