Replace tab with space on script

It may inconsistent on different hosts(8/4 spaces per tab).

Signed-off-by: Hu Keping <hukeping@huawei.com>

notarymysql/start

@@ -104,7 +104,7 @@ if [ -n "${DB_USER}" -o -n "${DB_NAME}" ]; then
           -e "GRANT ALL PRIVILEGES ON \`$db\`.* TO '${DB_USER}' IDENTIFIED BY '${DB_PASS}';"
         fi
         # Create our Database:
-		mysql -uroot $db < ./initial.sql
+        mysql -uroot $db < ./initial.sql
         mysql -uroot $db < ./migrate.sql
       done
   fi