config: Move WiFi & BT toggles to Components menu, same as Ethernet

components/bt/Kconfig

@@ -1,7 +1,7 @@
-menu "Bluetooth"
-
-config BT_ENABLED
-    bool "Enable Bluetooth stack"
+menuconfig BT_ENABLED
+    bool "Bluetooth"
+    help
+        Select this option to enable Bluetooth stack and show the submenu with Bluetooth configuration choices.
 
 config BTC_TASK_STACK_SIZE
 	int "Bluetooth event (callback to application) task stack size"
@@ -17,8 +17,6 @@ config BLUEDROID_MEM_DEBUG
 	help
 		Bluedroid memory debug
 
-endmenu
-
 # Memory reserved at start of DRAM for Bluetooth stack
 config BT_RESERVE_DRAM
     hex

components/esp32/Kconfig

@@ -427,11 +427,11 @@ config ESP32_DEEP_SLEEP_WAKEUP_DELAY
 
 endmenu
 
-menu "WiFi"
-
-config WIFI_ENABLED
-    bool "Enable WiFi stack"
+menuconfig WIFI_ENABLED
+    bool "WiFi"
     default y
+    help
+       Select this option to enable WiFi stack and show the submenu with WiFi configuration choices.
 
 config SW_COEXIST_ENABLE
     bool "Software controls WiFi/Bluetooth coexistence"
@@ -492,5 +492,3 @@ config ESP32_WIFI_RX_BUFFER_NUM
         Set the number of WiFi rx buffers. Each buffer takes approximately 1.6KB of RAM.
         Larger number for higher throughput but more memory. Smaller number for lower
         throughput but less memory.
-
-endmenu

components/ethernet/Kconfig

@@ -1,8 +1,8 @@
 menuconfig ETHERNET
-    bool "Enable Ethernet"
+    bool "Ethernet"
     default n
     help
-        Enable this option to enable ethernet driver and show the menu with ethernet features.
+        Select this option to enable ethernet driver and show the submenu with ethernet features.
 
 config DMA_RX_BUF_NUM
     int "DMA Rx Buf Num"