Add ESP32C61 configuration for Bluetooth and SPIRAM

Author: Jason2866

configs/defconfig.esp32c61

@@ -0,0 +1,13 @@
+CONFIG_SPIRAM=y
+
+CONFIG_BT_ENABLED=y
+CONFIG_BTDM_CTRL_MODE_BLE_ONLY=y
+CONFIG_BTDM_CTRL_MODE_BR_EDR_ONLY=n
+CONFIG_BTDM_CTRL_MODE_BTDM=n
+CONFIG_BT_BLUEDROID_ENABLED=n
+CONFIG_BT_NIMBLE_ENABLED=y
+CONFIG_BT_NIMBLE_BLUFI_ENABLE=y
+CONFIG_BT_NIMBLE_NVS_PERSIST=y
+CONFIG_RTC_CLK_CAL_CYCLES=576
+# CONFIG_ESP_TASK_WDT_CHECK_IDLE_TASK_CPU0 is not set
+CONFIG_FREERTOS_IDLE_TASK_STACKSIZE=2304