Integrate meta-seco-imx/linux-seco-imx/seco_lf-5.10.y-c43_rs485

Commit: clea-os/layers/seco/meta-seco-imx@1fee4234

Integrate linux-seco-imx/seco_lf-5.10.y-c43_rs485

--

Commit: clea-os/bsp/nxp/linux-seco-imx@071ca0f8

[C43] clear RS485 of incorrect flags

NOTE: RTS GPIO is still not managed by the driver.