Integrate uboot-imx-kuk/merge_edgehog

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@7477fa0a

config:tr8m: Added Edgehog boot mode

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@e69e22ff

sysdata: Moved update of current slot to correct position

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@6264db01

sysdata: Re-added export of slot_partition

The changes were overwritten by the backport in commit 22379fa5.

BCS 746-001150

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@2e96669b

env: Fixed edgehog boot function

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@5cc2ea0b

sysdata: Set fixed part for environment location

Loading the part doesn't work at the moment. Use a fixed part of 0.

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@dbb19b87

sysdata: Updated to current version

Pulled the changes to sysdata from https://git.seco.com/arm/nxp/imx/develop/
yocto/5.x/u-boot-seco-imx/-/commit/c2d100148f4f50dc977891a580fe5980b399ecce

BCS 746-001143

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@23d5a499

sysdata: Disable the sysdata cmd by default

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@30e42b75

sysdata: Write current slot to the environment

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@bebff0ac

submodule:mkimage: Fixed mkimage submodule

The mkimage submodule is used to bundle the U-Boot image with
the firmware for various hardware components (e.g. ram).

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@81950919

sysdata: Added SECO sysdata to U-Boot

The Sysdata Environment is an additional environment for storing
system related data. Currently, it is mainly used for setting the
boot partition and keeping track of boot failures.

It is developed by SECO S.p.A.

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@116cf6da

env: Added function to load and run scripts from ext4

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@2ce4b46c

cmd: Activated the boot mode command for TANARO

The boot mode command (bmode) can change the start-up path (USB,
SD-Card, etc.) from within U-Boot.

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Commit: seco-ne/3rd-party/kuk/uboot-imx-kuk@300b72aa

format: Added clang-format and tidy configurations