update rootfs build.sh

guowenxue

2022-01-17 a1040ee8e210ee2bcc029d64308251935783b612

 bsp/images/igkboard.json

@@ -2,7 +2,7 @@
    "IMAGE_CONF": {
        "NAME": "linuxsys_${BOARD}_${SYSNAME}.img",
        "SIZE": "4096",
        "COMPRESS": "no"
        "COMPRESS": "yes"
    },
    "BOOT_CONF": {
        "IMG_UBOOT":"u-boot-${BOARD}.imx",