Don't prelink the libRS libraries.

These are temporary libraries for the development of RenderScript, so they
don't have to be prelinked.
diff --git a/Android.mk b/Android.mk
index 979c441..6f72802 100644
--- a/Android.mk
+++ b/Android.mk
@@ -97,6 +97,7 @@
 LOCAL_SHARED_LIBRARIES += libcutils libutils libEGL libGLESv1_CM libui libacc
 LOCAL_LDLIBS := -lpthread -ldl
 LOCAL_MODULE:= libRS
+LOCAL_PRELINK_MODULE := false
 
 #LOCAL_MODULE_TAGS := tests
 
@@ -131,6 +132,7 @@
 LOCAL_LDLIBS := -lpthread
 
 LOCAL_MODULE:= libRS_jni
+LOCAL_PRELINK_MODULE := false
 
 LOCAL_ADDITIONAL_DEPENDENCIES += $(RS_GENERATED_SOURCES)