Rename test classes having duplicate names

PiperOrigin-RevId: 616887534

libraries/muxer/src/androidTest/java/androidx/media3/muxer/Mp4MuxerEndToEndAndroidTest.java

@@ -50,7 +50,7 @@ import org.junit.runners.Parameterized.Parameters;
 
 /** End to end instrumentation tests for {@link Mp4Muxer}. */
 @RunWith(Parameterized.class)
-public class Mp4MuxerEndToEndTest {
+public class Mp4MuxerEndToEndAndroidTest {
   private static final String H264_MP4 = "sample_no_bframes.mp4";
   private static final String H265_HDR10_MP4 = "hdr10-720p.mp4";
   private static final String H265_WITH_METADATA_TRACK_MP4 = "h265_with_metadata_track.mp4";

libraries/transformer/src/androidTest/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndAndroidTest.java

@@ -37,7 +37,7 @@ import org.junit.runners.Parameterized.Parameters;
 
 /** End-to-end instrumentation test for {@link Transformer} with {@link InAppMuxer}. */
 @RunWith(Parameterized.class)
-public class TransformerWithInAppMuxerEndToEndTest {
+public class TransformerWithInAppMuxerEndToEndAndroidTest {
   private static final String MP4_FILE_ASSET_DIRECTORY = "asset:///media/mp4/";
   private static final String H264_MP4 = "sample_no_bframes.mp4";
   private static final String H265_MP4 = "h265_with_metadata_track.mp4";

libraries/transformer/src/androidTest/java/androidx/media3/transformer/mh/TransformerWithInAppMuxerEndToEndMhTest.java

@@ -42,7 +42,7 @@ import org.junit.runner.RunWith;
 
 /** End-to-end instrumentation test for {@link Transformer} with {@link InAppMuxer}. */
 @RunWith(AndroidJUnit4.class)
-public class TransformerWithInAppMuxerEndToEndTest {
+public class TransformerWithInAppMuxerEndToEndMhTest {
   @Rule public final TestName testName = new TestName();
 
   private String testId;