Restart wificond when zygote died

This helps to avoid tearDownInterfaces call from WiFiStateMachine's
constructor.

Bug: 33752168
Test: on device
Change-Id: I44527ee39700c5ac3259bba3a007dde6979170ff
diff --git a/rootdir/init.zygote32.rc b/rootdir/init.zygote32.rc
index eedeba8..d836c4e 100644
--- a/rootdir/init.zygote32.rc
+++ b/rootdir/init.zygote32.rc
@@ -10,4 +10,5 @@
     onrestart restart cameraserver
     onrestart restart media
     onrestart restart netd
+    onrestart restart wificond
     writepid /dev/cpuset/foreground/tasks