update dockerfile

Dockerfile

@@ -14,7 +14,7 @@ RUN mkdir -p /app/flask_session && chmod 777 /app/flask_session
 RUN pip install --no-cache-dir -r requirements.txt
 
 # 현재 사용자로 소유자 변경
-sudo chown -R $USER:$USER ./
+chown -R $USER:$USER ./
 
 # Make port 7860 available to the world outside this container
 EXPOSE 7860