gpio: update config to use only one gpio for ATX PSU

main/gpio_controller.h

@@ -131,18 +131,10 @@ esp_err_t gpio_power_off(void);
 esp_err_t gpio_reset(void);
 
 /**
- * @brief Check if power is good
+ * @brief Check if power is on or off
  *
- * @return true if power good signal is high, false otherwise
+ * @return true if power signal is high, false otherwise
  */
-bool gpio_is_power_good(void);
-
-/**
- * @brief Set status LED state
- *
- * @param on true to turn on, false to turn off
- * @return ESP_OK on success, error code otherwise
- */
-esp_err_t gpio_set_status_led(bool on);
+bool gpio_power_status(void);
 
 #endif // GPIO_CONTROLLER_H