allow netmgrd to execute vendor shell and toybox

Bug: 36463595
Test: boot Sailfish and observe the auditallows for rild accessign
      system shell are gone.

Change-Id: Iab8ede48eccefb90f5ebdfcb466c36ce87dbc815
Signed-off-by: Sandeep Patil <sspatil@google.com>
diff --git a/sepolicy/netmgrd.te b/sepolicy/netmgrd.te
index 92556b0..b72ca1d 100644
--- a/sepolicy/netmgrd.te
+++ b/sepolicy/netmgrd.te
@@ -36,7 +36,9 @@
 
 # execute shell, ip, and toolbox
 allow netmgrd shell_exec:file rx_file_perms;
+allow netmgrd vendor_shell_exec:file rx_file_perms;
 allow netmgrd system_file:file rx_file_perms;
+allow netmgrd vendor_toolbox_exec:file rx_file_perms;
 allow netmgrd toolbox_exec:file rx_file_perms;
 
 # netmgrd sockets