Integrate meta-seco-imx/u-boot-seco-imx/imx6_otg

Commit: edgehog/layers/seco/meta-seco-imx@4ee1be34

Integrate u-boot-seco-imx/imx6_otg

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Commit: edgehog/bsp/nxp/u-boot-seco-imx@0a5befaf

add missing config params for OTG on imx6 boards