hopefully fixes issue with esp32c3

Author: kdschlosser

builder/esp32.py

@@ -915,6 +915,9 @@ def compile(*args):  # NOQA
             data += (
                 '\n'
                 '#ifndef MP_USB_OTG\n'
+                '#if CONFIG_IDF_TARGET_ESP32C3\n'
+                '#define MP_USB_OTG    (CONFIG_USB_OTG_SUPPORTED)\n'
+                '#else'
                 '#define MP_USB_OTG    (0)\n'
                 '#endif'
             )