Remove SSIM calculation on audio only output.

PiperOrigin-RevId: 432937645

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/mh/TransformationTest.java

@@ -124,7 +124,6 @@ public class TransformationTest {
     Context context = ApplicationProvider.getApplicationContext();
     Context context = ApplicationProvider.getApplicationContext();
     Transformer transformer = new Transformer.Builder(context).setRemoveVideo(true).build();
     Transformer transformer = new Transformer.Builder(context).setRemoveVideo(true).build();
     new TransformerAndroidTestRunner.Builder(context, transformer)
     new TransformerAndroidTestRunner.Builder(context, transformer)
-        .setCalculateSsim(true)
         .build()
         .build()
         .run(testId, MP4_ASSET_URI_STRING);
         .run(testId, MP4_ASSET_URI_STRING);
   }
   }