Speak current non-normal Diagnostics state

[jaagut]

Diagnostic state to tts! We just say (some) if the arbitrary diagnostic states. Therefore the robot tells us if the camera is overheating, the cap is on there or if the motors are stale/overloaded.

Originally posted by @Flova in https://github.com/bit-bots/bitbots_main/issues/463#issuecomment-2136099086