Don't pollute output when testing Postgres connection

Author: aaa2000

api/docker/php/docker-entrypoint.sh

@@ -14,7 +14,7 @@ if [ "$1" = 'php-fpm' ] || [ "$1" = 'bin/console' ]; then
 	if [ "$APP_ENV" != 'prod' ]; then
 		composer install --prefer-dist --no-progress --no-suggest --no-interaction
 		>&2 echo "Waiting for Postgres to be ready..."
-		until bin/console doctrine:query:sql "SELECT 1" --quiet; do
+		until bin/console doctrine:query:sql "SELECT 1" &> /dev/null; do
 			sleep 1
 		done
 		bin/console doctrine:schema:update --force --no-interaction