feat(hw_cdc): create sdkconfig.defaults

Adds necessary and minimum sdkconfig settings in order to make Arduino run as IDF Compoenent.

Author: SuGlider

idf_component_examples/hw_cdc_hello_world/sdkconfig.defaults

@@ -0,0 +1,12 @@
+#
+# Arduino ESP32
+#
+CONFIG_AUTOSTART_ARDUINO=y
+# end of Arduino ESP32
+
+#
+# FREERTOS
+#
+CONFIG_FREERTOS_HZ=1000
+# end of FREERTOS
+# end of Component config