Update defconfig.esp32c2

Author: Jason2866

configs/defconfig.esp32c2

@@ -23,18 +23,6 @@ CONFIG_RTC_CLK_CAL_CYCLES=576
 # CONFIG_ESP_TASK_WDT_CHECK_IDLE_TASK_CPU0 is not set
 CONFIG_FREERTOS_IDLE_TASK_STACKSIZE=2304
 
-#
-# Disable Ethernet
-#
-# CONFIG_ETH_ENABLED is not set
-# CONFIG_ETH_USE_ESP32_EMAC is not set
-# CONFIG_ETH_PHY_INTERFACE_RMII is not set
-# CONFIG_ETH_USE_SPI_ETHERNET is not set
-# CONFIG_ETH_TRANSMIT_MUTEX is not set
-# CONFIG_ETH_SPI_ETHERNET_DM9051 is not set
-# CONFIG_ETH_SPI_ETHERNET_W5500 is not set
-# CONFIG_ETH_SPI_ETHERNET_KSZ8851SNL is not set
-
 #
 # Disable PPP
 #