sepolicy: Allow kernel net_admin

Set ip address for factory cable BLAN interface.

type=1400 audit(1421250569.675:15): avc: denied { net_admin } for pid=156 comm="kworker/0:2" capability=12 scontext=u:r:kernel:s0 tcontext=u:r:kernel:s0 tclass=capability permissive=0

Bug: 22637358
Change-Id: I990b5c63db85fa1d74a797d8a4abcf1e0ff35fe7
diff --git a/sepolicy/kernel.te b/sepolicy/kernel.te
new file mode 100644
index 0000000..7ec5720
--- /dev/null
+++ b/sepolicy/kernel.te
@@ -0,0 +1 @@
+allow kernel self:capability net_admin;