tests: boards: nrf: qdec: Fix Arduino typo

Fix the typo in the comments

Signed-off-by: Manoj Purushothama <[email protected]>

Author: hpmanoj14

tests/boards/nrf/qdec/boards/nrf52840dk_nrf52840.overlay

@@ -34,14 +34,14 @@
 &pinctrl {
 	qdec_pinctrl: qdec_pinctrl {
 		group1 {
-			psels = <NRF_PSEL(QDEC_A, 1, 1)>,   /* Ardiuno D0 */
+			psels = <NRF_PSEL(QDEC_A, 1, 1)>,   /* Arduino D0 */
 				<NRF_PSEL(QDEC_B, 1, 3)>;   /* Arduino D2 */
 		};
 	};
 
 	qdec_sleep_pinctrl: qdec_sleep_pinctrl {
 		group1 {
-			psels = <NRF_PSEL(QDEC_A, 1, 1)>,   /* Ardiuno D0 */
+			psels = <NRF_PSEL(QDEC_A, 1, 1)>,   /* Arduino D0 */
 				<NRF_PSEL(QDEC_B, 1, 3)>;   /* Arduino D2 */
 			low-power-enable;
 		};

tests/boards/nrf/qdec/boards/nrf5340dk_nrf5340_cpuapp.overlay

@@ -28,7 +28,7 @@
 &pinctrl {
 	qdec_pinctrl: qdec_pinctrl {
 		group1 {
-			psels = <NRF_PSEL(QDEC_A, 0, 4)>,   /* Ardiuno A0 */
+			psels = <NRF_PSEL(QDEC_A, 0, 4)>,   /* Arduino A0 */
 				<NRF_PSEL(QDEC_B, 0, 6)>;   /* Arduino A2 */
 		};
 	};