Integrate meta-seconorth-machine/add_d18_defconfig

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Commit: seco-ne/yocto/layers/meta-seconorth-machine@2a791770

kernel:config: Add driver module for Marvel Bluetooth chips

The driver is used for the D18 SMARC module.

Original commit https://git.seco.com/edgehog/bsp/nxp/linux-seco-imx/-/commit/c20ef657

BCS 746-001345