tests: Add sync pin number.

Signed-off-by: MDin <[email protected]>

Author: dineshgit411

tests/test_config.h

@@ -3,7 +3,7 @@
  * @brief Configuration file for board-specific test pin definitions.
  *
  * This header file contains the definitions of the pins used for testing
- * purposes on the specific board. These pins are configured as output and 
+ * purposes on the specific board. These pins are configured as output and
  * input pins for various test scenarios.
  *
  */
@@ -13,7 +13,7 @@
 #include <stdint.h>
 
 // Test Pin Definitions
-#define         TEST_DIGITALIO_OUTPUT   4       // IO_4
-#define         TEST_DIGITALIO_INPUT    3       // IO_3
-
-#endif // TEST_CONFIG_H
+#define TEST_DIGITALIO_OUTPUT 2 // IO_4
+#define TEST_DIGITALIO_INPUT 3  // IO_3
+#define TEST_PIN_SYNC_IO 4      // IO_1
+#endif                          // TEST_CONFIG_H