Update .scrutinizer.yml

Author: jcheron

.scrutinizer.yml

@@ -32,7 +32,7 @@ build:
         before:
           - cp -rT src/tests/www src/
           - composer require codeception/module-webdriver --dev
-          - (cd src/ && composer install)
+          - (cd src/ && composer update)
           - sudo chmod 0777 -R src/*
           - sudo curl -v http://dev.local/c3/report/clover