AudioEffects: Build static libaudiopreprocessing

Test: build AudioPreProcessingTest and test on device
Test: atest preprocessing_benchmark
Bug: 181670517
Change-Id: I5e051c510ab3f0bcb83dfbe7cdff0e16133c8747
diff --git a/media/libeffects/preprocessing/benchmarks/Android.bp b/media/libeffects/preprocessing/benchmarks/Android.bp
index 246d14e..c1b2295 100644
--- a/media/libeffects/preprocessing/benchmarks/Android.bp
+++ b/media/libeffects/preprocessing/benchmarks/Android.bp
@@ -12,14 +12,16 @@
 cc_benchmark {
     name: "preprocessing_benchmark",
     vendor: true,
-    relative_install_path: "soundfx",
     srcs: ["preprocessing_benchmark.cpp"],
     shared_libs: [
-        "libaudiopreprocessing",
         "libaudioutils",
         "liblog",
         "libutils",
     ],
+    static_libs: [
+        "libaudiopreprocessing",
+        "webrtc_audio_processing",
+    ],
     cflags: [
         "-DWEBRTC_POSIX",
         "-fvisibility=default",