Update .gitlab-ci.yml

1 job for master in 7 minutes and 54 seconds
Name Stage Failure
test Test
Build process completed successfully
Installing '/usr/local/lib/php/extensions/no-debug-non-zts-20160303/xdebug.so'
install ok: channel://pecl.php.net/xdebug-2.7.2
configuration option "php_ini" is not set to php.ini location
You should add "zend_extension=/usr/local/lib/php/extensions/no-debug-non-zts-20160303/xdebug.so" to php.ini
$ docker-php-ext-enable xdebug
$ vendor/bin/phpunit --configuration phpunit.xml --coverage-text --colors=never
/bin/bash: line 92: vendor/bin/phpunit: No such file or directory
ERROR: Job failed: exit code 1