Step1、 停止Gitlab-runner 
                    sudo gitlab-runner stop
    
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Step2: 下载gitlab runner运行文件, 替换原来的老版本:
                    sudo curl -L --output /usr/local/bin/gitlab-runner "https://gitlab-runner-downloads.s3.amazonaws.com/latest/binaries/gitlab-runner-linux-amd64"
    
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Step3: 增加可执行权限
                    sudo chmod +x /usr/local/bin/gitlab-runner
    
        CODE
    
 
Step4: 启动服务
                    sudo gitlab-runner start
    
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