Small fix in IndexSeekMap

This change was meant to be in https://github.com/google/ExoPlayer/commit/2e5f2f12adda1b71b9520bf7b2b0a755f41d6cbd but
was not added my mistake.

PiperOrigin-RevId: 337041686

library/extractor/src/main/java/com/google/android/exoplayer2/extractor/IndexSeekMap.java

@@ -74,7 +74,7 @@ public final class IndexSeekMap implements SeekMap {
     int targetIndex =
     int targetIndex =
         Util.binarySearchFloor(timesUs, timeUs, /* inclusive= */ true, /* stayInBounds= */ true);
         Util.binarySearchFloor(timesUs, timeUs, /* inclusive= */ true, /* stayInBounds= */ true);
     SeekPoint leftSeekPoint = new SeekPoint(timesUs[targetIndex], positions[targetIndex]);
     SeekPoint leftSeekPoint = new SeekPoint(timesUs[targetIndex], positions[targetIndex]);
-    if (leftSeekPoint.timeUs >= timeUs || targetIndex == timesUs.length - 1) {
+    if (leftSeekPoint.timeUs == timeUs || targetIndex == timesUs.length - 1) {
       return new SeekMap.SeekPoints(leftSeekPoint);
       return new SeekMap.SeekPoints(leftSeekPoint);
     } else {
     } else {
       SeekPoint rightSeekPoint =
       SeekPoint rightSeekPoint =