meta-google: gbmc-ncsi-config: Ignore deprecated addresses

We plan to use deprecated addresses to allow for neighbor discovery, but
they will be ignored by networkd and this script as to prevent
misconfiguration.

Change-Id: Ibc0bee71c19add79f05b5ce58b34d3175e2f6fbd
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/meta-google/recipes-google/ncsi/files/gbmc-ncsi-nft.sh.in b/meta-google/recipes-google/ncsi/files/gbmc-ncsi-nft.sh.in
index fc8e819..7a630f5 100644
--- a/meta-google/recipes-google/ncsi/files/gbmc-ncsi-nft.sh.in
+++ b/meta-google/recipes-google/ncsi/files/gbmc-ncsi-nft.sh.in
@@ -80,7 +80,8 @@
   if [ "$change" = 'init' ]; then
     gbmc_ncsi_nft_init=1
     gbmc_ncsi_nft_update
-  elif [ "$change" = 'addr' -a "$intf" = '@NCSI_IF@' -a "$scope" = 'global' ]; then
+  elif [ "$change" = 'addr' -a "$intf" = '@NCSI_IF@' -a "$scope" = 'global' ] &&
+     [[ "$flags" != *deprecated* ]]; then
     if [ "$fam" = 'inet6' ]; then
       local -n lastip='gbmc_ncsi_nft_lastip6'
     else