fix(hal): BOOT_PIN should always be defined

Author: me-no-dev

cores/esp32/esp32-hal.h

@@ -63,17 +63,16 @@ extern "C" {
 
 #if CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
 static const uint8_t BOOT_PIN = 0;
-#define BOOT_PIN BOOT_PIN
 #elif CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C6 || CONFIG_IDF_TARGET_ESP32H2 || CONFIG_IDF_TARGET_ESP32C61
 static const uint8_t BOOT_PIN = 9;
-#define BOOT_PIN BOOT_PIN
 #elif CONFIG_IDF_TARGET_ESP32P4
 static const uint8_t BOOT_PIN = 35;
-#define BOOT_PIN BOOT_PIN
 #elif CONFIG_IDF_TARGET_ESP32C5
 static const uint8_t BOOT_PIN = 28;
-#define BOOT_PIN BOOT_PIN
+#else
+#error BOOT_PIN not defined for this chip!
 #endif
+#define BOOT_PIN BOOT_PIN
 
 //forward declaration from freertos/portmacro.h
 void vPortYield(void);