修复配置文件日志路径错误

dockerfiles/oj_web_server/gunicorn.conf

@@ -2,11 +2,11 @@
 
 command=gunicorn oj.wsgi:application -b 0.0.0.0:8080 --reload
 
-directory=/root/qduoj/
+directory=/code/qduoj/
 user=root
 numprocs=1
-stdout_logfile=/root/log/gunicorn.log
-stderr_logfile=/root/log/gunicorn.log
+stdout_logfile=/code/log/gunicorn.log
+stderr_logfile=/code/log/gunicorn.log
 autostart=true
 autorestart=true
 startsecs=5