Removed memory from phpunit

Dockerfile

@@ -10,10 +10,10 @@ RUN apk add --no-cache \
 
 RUN if [${PHP_VERSION} == '5.6'] ; then pecl install mongo && docker-php-ext-install mongo && docker-php-ext-enable mongo && echo "extension=mongodb.so" >> /usr/local/etc/php/php.ini ; else pecl install mongodb && docker-php-ext-enable mongodb ; fi
 RUN set -o pipefail && curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
-RUN echo -e '#!/bin/sh' > /usr/local/bin/entrypoint.sh \
+RUN echo -e '#!/bin/sh ' > /usr/local/bin/entrypoint.sh \
     && echo -e 'while ! nc -z ${MONGO_HOST:-mongo} ${MONGO_PORT:-27017}; do sleep 1; done' >> /usr/local/bin/entrypoint.sh \
     && echo -e 'exec "$@"' >> /usr/local/bin/entrypoint.sh \
     && chmod +x /usr/local/bin/entrypoint.sh
 WORKDIR /docker
 ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
-CMD ["./vendor/bin/phpunit -d memory_limit=2G"]
+CMD ["./vendor/bin/phpunit"]