esp-qcom-image: pack DTB in UKI to boot kernel on X7181

Currently released boot firmware have no capacitity to load dtb from
nvme partition. To address this, pack DTB inside Unified Kernel Image.
This ensure proper device tree handling during boot.

Signed-off-by: Shoudi Li <[email protected]>

Author: shoudil

recipes-kernel/images/esp-qcom-image.bb

@@ -18,6 +18,7 @@ UKI_CMDLINE += "${@d.getVar('KERNEL_CMDLINE_EXTRA') or ''}"
 # Remove 'upstream' dtb, rely on EFI provided one
 KERNEL_DEVICETREE = ""
 KERNEL_DEVICETREE:sm8750-mtp = "${QCOM_DTB_DEFAULT}.dtb"
+KERNEL_DEVICETREE:x7181 = "${QCOM_DTB_DEFAULT}.dtb"
 
 IMAGE_FSTYPES = "vfat"
 IMAGE_FSTYPES_DEBUGFS = ""