update kernel build shell script for mkimage

guowenxue

2024-09-02 e766fcfbb4453d33abc4c2af1edd93fcdbfcb293

 config.json

@@ -3,7 +3,7 @@
    {
        "board":"LoRaGW",
        "version":"linux4sam-6.1",
        "giturl":"http://master.iot-yun.club:2211",
        "giturl":"http://master.weike-iot.com:2211",
        "crosstool":"/opt/buildroot/gcc-armel-5.5-v2019.02/bin/arm-linux-"
    }
}