Remove selinux dependency.

Seems that the dependency was for the zygote code, which is
now in frameworks.

Change-Id: Id186d6ff794730e710628f275b258be499950051
diff --git a/runtime/Android.mk b/runtime/Android.mk
index 61bc9ff..e954476 100644
--- a/runtime/Android.mk
+++ b/runtime/Android.mk
@@ -422,7 +422,7 @@
   include external/libcxx/libcxx.mk
   LOCAL_SHARED_LIBRARIES += libbacktrace_libc++
   ifeq ($$(art_target_or_host),target)
-    LOCAL_SHARED_LIBRARIES += libcutils libdl libselinux libutils libsigchain
+    LOCAL_SHARED_LIBRARIES += libcutils libdl libutils libsigchain
     LOCAL_STATIC_LIBRARIES := libziparchive libz
   else # host
     LOCAL_STATIC_LIBRARIES += libcutils libziparchive-host libz libutils