board: frdm_mcxn236: Enable MICFIL on frdm_mcxn236

1. Enable MICFIL on frdm_mcxn236 board.
2. MICFIL CLOCK and DATA Pins are conflict with
flexcomm0_lpuart pins, so change flexcomm0_lpuart
pins to 'FC0_P2_PIO0_6' and 'FC0_P3_PIO0_7'.

Signed-off-by: Zhaoxiang Jin <Zhaoxiang.Jin_1@nxp.com>
4 files changed