drivers: serial: Support serial driver for RX140 SoC

Modify driver code to adapt with RX140 SoC

Signed-off-by: Hau Ho <[email protected]>

Author: Hau Ho

drivers/serial/uart_renesas_rx_sci.c

@@ -22,6 +22,8 @@
 
 #if CONFIG_SOC_SERIES_RX130
 #include "r_sci_rx130_private.h"
+#elif CONFIG_SOC_SERIES_RX140
+#include "r_sci_rx140_private.h"
 #elif CONFIG_SOC_SERIES_RX261
 #include "r_sci_rx261_private.h"
 #elif CONFIG_SOC_SERIES_RX26T