mimxrt: Fix UART RTS/CTS assignments for the OLIMEX and Adafruit boards.

At the Adafruit Metro M7 the pin GPIO_AD_13 is used for JTAG. Therefore
it is not configured for RTS at UART 2 and 3.
Signed-off-by: Nrobert-hh <robert@hammelrath.com>

ports/mimxrt/boards/ADAFRUIT_METRO_M7/mpconfigboard.h

@@ -23,6 +23,12 @@
     { 0 }, { 0 }, \
     { IOMUXC_GPIO_AD_02_LPUART4_TXD }, { IOMUXC_GPIO_AD_01_LPUART4_RXD },
 
+#define IOMUX_TABLE_UART_CTS_RTS \
+    { IOMUXC_GPIO_08_LPUART1_CTS_B }, { IOMUXC_GPIO_07_LPUART1_RTS_B }, \
+    { IOMUXC_GPIO_AD_14_LPUART3_CTS_B }, { 0 }, \
+    { 0 }, { 0 }, \
+    { IOMUXC_GPIO_AD_14_LPUART4_CTS_B }, { 0 },
+
 #define MICROPY_HW_SPI_INDEX { 1 }
 
 #define IOMUX_TABLE_SPI \

ports/mimxrt/boards/OLIMEX_RT1010/mpconfigboard.h

@@ -26,10 +26,10 @@
     { IOMUXC_GPIO_06_LPUART4_TXD }, { IOMUXC_GPIO_05_LPUART4_RXD },
 
 #define IOMUX_TABLE_UART_CTS_RTS \
-    { IOMUXC_GPIO_AD_B0_14_LPUART1_CTS_B }, { IOMUXC_GPIO_AD_B0_15_LPUART1_RTS_B }, \
+    { IOMUXC_GPIO_08_LPUART1_CTS_B }, { IOMUXC_GPIO_07_LPUART1_RTS_B }, \
     { 0 }, { 0 }, \
     { 0 }, { 0 }, \
-    { IOMUXC_GPIO_EMC_17_LPUART4_CTS_B }, { IOMUXC_GPIO_EMC_18_LPUART4_RTS_B },
+    { IOMUXC_GPIO_AD_14_LPUART4_CTS_B }, { IOMUXC_GPIO_AD_13_LPUART4_RTS_B },
 
 #define MICROPY_HW_SPI_INDEX { 0, 1, 2 }