boards: st: stm32u083c_dk: correct arduino pin header

Arduino pn D10 is connected to port A pin 15

according to UM3292 - Rev 2.

This pin is used in tests/drivers/gpio/gpio_basic_api.

Signed-off-by: Fabrice DJIATSA <fabrice.djiatsa-ext@st.com>

Author: djiatsaf-st

boards/st/stm32u083c_dk/arduino_r3_connector.dtsi

@@ -26,7 +26,7 @@
 			   <13 0 &gpioa 8 0>,	/* D7 */
 			   <14 0 &gpioa 9 0>,	/* D8 */
 			   <15 0 &gpioc 7 0>,	/* D9 */
-			   <16 0 &gpiob 6 0>,	/* D10 */
+			   <16 0 &gpioa 15 0>,	/* D10 */
 			   <17 0 &gpioa 7 0>,	/* D11 */
 			   <18 0 &gpioa 6 0>,	/* D12 */
 			   <19 0 &gpioa 5 0>,	/* D13 */