🎨 install_bin: clean useless file at lib

Signed-off-by: cyw3 <2927096163@qq.com>

Author: cyw3

scripts/base/install_bin.sh

@@ -42,7 +42,9 @@ function downloader() {
         git clone -b ${url: -11} ${url:0:8}${user}:${password}@${url:8:-12}
         cmd_ret=$?
         if [[ ${cmd_ret} == 0 ]] ; then
+            # 清理lib中无关文件
             rm -rf "${TCA_ROOT}/${LIB_DIR_NAME}/.git"
+            rm "${TCA_ROOT}/${LIB_DIR_NAME}/.gitattributes"
             ret=0
         fi
     fi