Update esp32-hal-ledc.c

Author: Jason2866

Diff for: cores/esp32/esp32-hal-ledc.c

@@ -168,6 +168,12 @@ void ledcAttachPin(uint8_t pin, uint8_t chan)
         .hpoint         = 0
     };
     ledc_channel_config(&ledc_channel);
+
+    //Making attachInterrupt to work. 
+    //WILL BE REMOVED AFTER REFACTORING GPIO to use ESP-IDF API
+    #if CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2
+    pinMode(pin,OUTPUT);
+    #endif
 }
 
 void ledcDetachPin(uint8_t pin)