Benchmark: Add SDK Decoder

Test: adb shell am instrument -w -r -e class\
      'com.android.media.benchmark.tests.DecoderTest'\
      com.android.media.benchmark/androidx.test.runner.AndroidJUnitRunner

Bug: 140051680
Change-Id: Iba07810fa36a4ad378a7a91bfa8b1bca0f615108
diff --git a/media/tests/benchmark/MediaBenchmarkTest/Android.bp b/media/tests/benchmark/MediaBenchmarkTest/Android.bp
index 831944b..91b03f1 100644
--- a/media/tests/benchmark/MediaBenchmarkTest/Android.bp
+++ b/media/tests/benchmark/MediaBenchmarkTest/Android.bp
@@ -43,4 +43,8 @@
     srcs: ["src/main/**/*.java"],
 
     sdk_version: "system_current",
+
+    static_libs: [
+        "androidx.test.core",
+    ],
 }