Integrate meta-seco-imx/u-boot-seco-imx/seco_lf_v2021.04-gm_fw_hdp

Commit: https://git.seco.com/edgehog/layers/seco/meta-seco-imx/-/commit/f3e964e4e574de58f55db87455865239ccc35521

Integrate u-boot-seco-imx/seco_lf_v2021.04-gm_fw_hdp

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Commit: https://git.seco.com/edgehog/bsp/nxp/u-boot-seco-imx/-/commit/0ecd61255dc7abd0eb0f4aae77f2254b1c9a2afa

[C26] env_conf: fix typo on BOARD_ROOT_ID_SD

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Commit: https://git.seco.com/edgehog/bsp/nxp/u-boot-seco-imx/-/commit/d1ccfc649b385e00da4ec30f0cf6b76988b0041d

[C26] env_conf: fix HDP firmware loading

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Commit: https://git.seco.com/edgehog/bsp/nxp/u-boot-seco-imx/-/commit/18545c065d7b964ef58ed0a9fd73b50c413d7088

[C26] env_conf: align indentation

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Commit: https://git.seco.com/edgehog/bsp/nxp/u-boot-seco-imx/-/commit/68b22d0dac180f69af7c85ab9e5bd47f05d13222

[C43] env_conf: fix HDP firmware loading

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Commit: https://git.seco.com/edgehog/bsp/nxp/u-boot-seco-imx/-/commit/eb23f732af47327399d77508af22019136078a5e

[C43] env_conf: align indentation

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Commit: https://git.seco.com/edgehog/bsp/nxp/u-boot-seco-imx/-/commit/c935c3bebe9f1bd2c7003e1451abc549f2a5577f

[i.MX8][SECO_CONFIG] improve HDP firmware loading

HDP TX and RX firmwares are all loaded under video set-up functions. Split them leaving TX under video and moving RX under peripherals, as it is where they should actually be set-up.