Fix bug in start script

src/gcube-start-container.sh

@@ -13,7 +13,7 @@ if [ -n "$EXIST_HOME" ]; then
         for dir in {data,logs,attachments}; do
           ln -s /gcube-data/db/${dir} $EXIST_HOME/webapp/WEB-INF/${dir}
         done
-      elif
+      else
         echo "Move failed: data already exists on NFS"
         exit 1
       fi