Merge branch 'optimize/ble_mesh_make_buf_config_invisible_v4.2' into 'release/v4.2'

ble_mesh: stack: Make mesh buf debug option invisible (v4.2)

See merge request espressif/esp-idf!10794

components/bt/esp_ble_mesh/Kconfig.in

@@ -269,7 +269,7 @@ if BLE_MESH
             advertising bearer.
 
     config BLE_MESH_NET_BUF_POOL_USAGE
-        bool "BLE Mesh net buffer pool usage tracking"
+        bool
         default y
         help
             Enable BLE Mesh net buffer pool tracking. This option is used to introduce another