[tof] does not compile with `espflash` (v4)

[lure23]

Steps:

$ make -f Makefile.dev _m3-next-with-espflash 
...
Error:   × ESP-IDF App Descriptor (https://docs.espressif.com/projects/esp-idf/en/stable/esp32/api-reference/system/app_image_format.html#application-description) missing
  │ in your`esp-hal` application.
  │ 
  │                 You may need to add the `esp_bootloader_esp_idf::esp_app_desc!()` macro to your application, see https://docs.espressif.com/projects/rust/esp-
  │ bootloader-esp-idf/latest for more information.

This is described in esp-hal releases (Special Migration Note), but I wasn't able to get the modules right, yet.