Release latest portal docker images

Commenting the line as we do not want the build number to be part of portal_tag

Issue-ID: PORTAL-685
Signed-off-by: Manoop Talasila <talasila@research.att.com>
Change-Id: I086937664c57b3c5ea022d7e21fbec0efc26a49f
diff --git a/deliveries/build_portalapps_dockers.sh b/deliveries/build_portalapps_dockers.sh
index 2a09997..fdaf9a1 100755
--- a/deliveries/build_portalapps_dockers.sh
+++ b/deliveries/build_portalapps_dockers.sh
@@ -19,7 +19,6 @@
 
 # Check for Jenkins build number
 if [ -n "$BUILD_NUMBER" ]; then
-    export PORTAL_TAG=$BUILD_NUMBER
     echo "Using Jenkins build number $BUILD_NUMBER; Docker Tag $PORTAL_TAG"
 else
     # This indicates a non-Jenkins build