Fix getting local ip address in CSIT setup scripts

Assumption that last field in routing entry is the
local src address is no longer valide in the latest
iproute2 releases as it adds UID information.
The correct way is to get the 7th field, not the last.

Change-Id: Id2289fbf9b916ccab3ac7949d4f8118ef0571935
Issue-ID: INT-1497
Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>
diff --git a/plans/usecases/5G-bulkpm/setup.sh b/plans/usecases/5G-bulkpm/setup.sh
index 9fbd2ef..e0d7b80 100644
--- a/plans/usecases/5G-bulkpm/setup.sh
+++ b/plans/usecases/5G-bulkpm/setup.sh
@@ -71,7 +71,7 @@
 sleep 10
 CONSUL_IP=$(docker inspect '--format={{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' consul )
 sed -i -e '/CONSUL_HOST:/ s/:.*/: '$CONSUL_IP'/' docker-compose.yml
-HOST_IP=$(ip route get 8.8.8.8 | awk '/8.8.8.8/ {print $NF}')
+HOST_IP=$(ip route get 8.8.8.8 | awk '/8.8.8.8/ {print $7}')
 DMAAP_MR_IP=$(docker inspect --format='{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' $DMAAP)
 sed -i -e '/DMAAPHOST:/ s/:.*/: '$DMAAP_MR_IP'/' docker-compose.yml
 MARIADB=$(docker inspect '--format={{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' mariadb )