Remove redundant packages

php-fpm/orocommerce/Dockerfile

@@ -2,7 +2,7 @@ ARG ENV_SOURCE_IMAGE
 ARG PHP_VERSION
 
 FROM ${ENV_SOURCE_IMAGE}:${PHP_VERSION}
-ARG PHP_EXTENSIONS="pcntl pgsql pdo_pgsql imap tidy ldap pecl-mongodb"
+ARG PHP_EXTENSIONS="pcntl imap tidy ldap pecl-mongodb"
 
 USER root
 
@@ -27,4 +27,4 @@ COPY etc/supervisord.d/* /etc/supervisord.d/
 # Inject the oro customization before starting PHP-FPM
 RUN sed -i '/^exec "\$@"/i oro-init\n' /usr/local/bin/docker-entrypoint
 
-USER www-data
+USER www-data