rild: allow ioctls on generic sockets

Whitelist msm router ipc ioctl commands.

avc: denied { ioctl } for pid=677 comm="rild" path="socket:[18492]" dev="sockfs" ino=18492 ioctlcmd=c302 scontext=u:r:rild:s0 tcontext=u:r:rild:s0 tclass=socket permissive=0
avc: denied { ioctl } for pid=1810 comm="rild" path="socket:[25976]" dev="sockfs" ino=25976 ioctlcmd=c304 scontext=u:r:rild:s0 tcontext=u:r:rild:s0 tclass=socket permissive=0

Change-Id: I02143d0746ed026dc6d7e44cd57cf107248efbef
diff --git a/sepolicy/rild.te b/sepolicy/rild.te
index cebcfe0..a7ce841 100644
--- a/sepolicy/rild.te
+++ b/sepolicy/rild.te
@@ -16,6 +16,7 @@
 allow rild time:unix_stream_socket connectto;
 
 allowxperm rild self:udp_socket ioctl priv_sock_ioctls;
+allow rild self:socket ioctl;
 allowxperm rild self:socket ioctl msm_sock_ipc_ioctls;
 userdebug_or_eng(`
   allow rild diag_device:chr_file rw_file_perms;