Switch to toybox id.

Change-Id: Ia1752b80fd97134dfac07b0d2bba905b3d900b88
diff --git a/Android.mk b/Android.mk
index 3a561f4..680549f 100644
--- a/Android.mk
+++ b/Android.mk
@@ -190,7 +190,7 @@
 
 LOCAL_MODULE := toybox
 
-# dupes: df du grep id ls mount nc netcat renice touch umount
+# dupes: df du grep ls mount nc netcat renice touch umount
 # useless?: chvt freeramdisk fsfreeze install makedevs mkfifo mktemp nbd-client
 #           partprobe pivot_root pwdx rev rfkill switch_root tty unshare vconfig
 # prefer efs2progs instead?: blkid chattr lsattr
@@ -231,6 +231,7 @@
     head \
     hostname \
     hwclock \
+    id \
     ifconfig \
     inotifyd \
     insmod \