Support scaling haptic data in HapticGenerator

Move function of scaling haptic data from AudioMixer to vibrator
library. Scaling haptic data in HapticGenerator according to the haptic
intensity.

Bug: 136490803
Test: play audio-coupled-haptic files
Test: play audio with HapticGenerator effect
Change-Id: I6bac63c085332ea87cc6612a8f2f368ad7ef7826
diff --git a/media/libeffects/hapticgenerator/Android.bp b/media/libeffects/hapticgenerator/Android.bp
index ac40e33..f947339 100644
--- a/media/libeffects/hapticgenerator/Android.bp
+++ b/media/libeffects/hapticgenerator/Android.bp
@@ -36,8 +36,10 @@
 
     shared_libs: [
         "libaudioutils",
+        "libbinder",
         "liblog",
         "libutils",
+        "libvibrator",
     ],
 
     relative_install_path: "soundfx",