ncsid: UpdateIP should not add the nul address

It's technically safe, but it produces errors unnecessarily.

Change-Id: I48aee2560f9bf58553147febe6b3abaf49c7414d
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/.beautysh-ignore b/.beautysh-ignore
new file mode 100644
index 0000000..1875ac4
--- /dev/null
+++ b/.beautysh-ignore
@@ -0,0 +1 @@
+subprojects/ncsid/src/ncsid_lib.sh