Fix parameter name mismatch in MappingTrackSelector.selectTracks

It's not clear to me why presubmit didn't catch this, I briefly
investigated but couldn't work it out - so I'm just going to fix
it and move on.

#minor-release

PiperOrigin-RevId: 487497827
(cherry picked from commit 13ee34fa)

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

@@ -2385,7 +2385,7 @@ public class DefaultTrackSelector extends MappingTrackSelector {
       selectTracks(
           MappedTrackInfo mappedTrackInfo,
           @Capabilities int[][][] rendererFormatSupports,
-          @AdaptiveSupport int[] rendererMixedMimeTypeAdaptationSupports,
+          @AdaptiveSupport int[] rendererMixedMimeTypeAdaptationSupport,
           MediaPeriodId mediaPeriodId,
           Timeline timeline)
           throws ExoPlaybackException {
@@ -2405,7 +2405,7 @@ public class DefaultTrackSelector extends MappingTrackSelector {
         selectAllTracks(
             mappedTrackInfo,
             rendererFormatSupports,
-            rendererMixedMimeTypeAdaptationSupports,
+            rendererMixedMimeTypeAdaptationSupport,
             parameters);
 
     applyTrackSelectionOverrides(mappedTrackInfo, parameters, definitions);

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

@@ -434,7 +434,7 @@ public abstract class MappingTrackSelector extends TrackSelector {
    * Given mapped track information, returns a track selection and configuration for each renderer.
    *
    * @param mappedTrackInfo Mapped track information.
-   * @param rendererFormatSupports The {@link Capabilities} for ach mapped track, indexed by
+   * @param rendererFormatSupports The {@link Capabilities} for each mapped track, indexed by
    *     renderer, track group and track (in that order).
    * @param rendererMixedMimeTypeAdaptationSupport The {@link AdaptiveSupport} for mixed MIME type
    *     adaptation for the renderer.

library/core/src/test/java/com/google/android/exoplayer2/trackselection/MappingTrackSelectorTest.java

@@ -147,7 +147,7 @@ public final class MappingTrackSelectorTest {
     protected Pair<RendererConfiguration[], ExoTrackSelection[]> selectTracks(
         MappedTrackInfo mappedTrackInfo,
         @Capabilities int[][][] rendererFormatSupports,
-        @AdaptiveSupport int[] rendererMixedMimeTypeAdaptationSupports,
+        @AdaptiveSupport int[] rendererMixedMimeTypeAdaptationSupport,
         MediaPeriodId mediaPeriodId,
         Timeline timeline) {
       int rendererCount = mappedTrackInfo.getRendererCount();