remove dual I2C bus example from ESP32 C3 compile

Author: runger1101001

.github/workflows/esp32.yml

@@ -33,7 +33,7 @@ jobs:
 
           - arduino-boards-fqbn: esp32:esp32:esp32c3 # esp32c3
             platform-url: https://espressif.github.io/arduino-esp32/package_esp32_index.json
-            sketch-names: esp32_position_control.ino, esp32_i2c_dual_bus_example.ino, stepper_driver_2pwm_standalone.ino, stepper_driver_4pwm_standalone.ino
+            sketch-names: esp32_position_control.ino, stepper_driver_2pwm_standalone.ino, stepper_driver_4pwm_standalone.ino
 
           - arduino-boards-fqbn: esp32:esp32:esp32doit-devkit-v1 # esp32 
             platform-url: https://espressif.github.io/arduino-esp32/package_esp32_index.json