仓库源缺少libnewlib-arm-none-eabi，请添加

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SUMMARY | 问题概要

gcc-arm-none-eabi编译器需要libnewlib-arm-none-eabi。如果缺少libnewlib-arm-none-eabi，在开发单片机时，调用stdlib.h或者string.h等等里面的函数会报错。而且在sudo apt install gcc-arm-none-eabi时候，也推荐安装libnewlib-arm-none-eabi。
但是仓库源缺少libnewlib-arm-none-eabi

SOFTWARE/OS VERSIONS | 软件/系统版本信息

deepin v23

PRE-REQUIREMENT | 预置条件

No response

STEPS TO REPRODUCE | 复现步骤

1. sudo apt install gcc-arm-none-eabi
2. sudo apt install libnewlib-arm-none-eabi

OBSERVED RESULT | 观察到的结果

缺少libnewlib-arm-none-eabi，在开发单片机时，调用stdlib.h或者string.h等等里面的函数会报错

EXPECTED RESULT | 期望的结果

仓库源添加libnewlib-arm-none-eabi

ADDITIONAL INFORMATION | 额外补充

deepin-community/gcc-arm-none-eabi#4