[TD-3167]<fix>: fix cannot use chinese charset in docker images

packaging/docker/Dockerfile

@@ -13,9 +13,8 @@ WORKDIR /root/${dirName}/
 RUN /bin/bash install.sh -e no
 
 ENV LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/usr/lib"
-ENV LANG=en_US.UTF-8
-ENV LANGUAGE=en_US:en
-ENV LC_ALL=en_US.UTF-8
+ENV LANG=C.UTF-8
+ENV LC_ALL=C.UTF-8
 EXPOSE 6030 6031 6032 6033 6034 6035 6036 6037 6038 6039 6040 6041 6042
 CMD ["taosd"]
 VOLUME [ "/var/lib/taos", "/var/log/taos","/etc/taos/" ]