Added logging related to gcode_T

Fix skipping of static items

Remove do_blocking_move_*() dependency on HAS_BED_PROBE

- Especially in `gcode_T`
- In `update_software_endstops`
- Some tweaks to observe

Implements clean nozzle feature (Lulzbot's REWIPE)

Allow stopwatch and printcounter to go over 18:12:15

Update the bq Hephestos 2 configuration

Follow-up the PR #4278 (Fixups for PID_ADD_EXTRUSION_RATE and HOTENDS==1)

Follow-up the PR #4252 (Replace PLA/ABS preheating with generic)

Prefix and suffix in debug output

M302: Add "P" parameter, status output

No delay for the smallest LCD moves

Update language_de.h for German translation

Replace PLA/ABS preheating with generic

Don't use UTF-strlen() if the text is not UTF

Remove extraneous conditions for encoder position

Follow-up the PR #4271 (X_DUAL_STEPPER_DRIVERS)

Sled-probe sanity fix, conditionals for remaining types of leveling

Finalalize MSG_SD_WRITE_TO_FILE message with a \n

Make MAPPER_NON the fall back mapper - if no other is defined.
One list less to maintain.

Fixups for PID_ADD_EXTRUSION_RATE and HOTENDS==1

Finalalize MSG_SD_WRITE_TO_FILE message with a \n
else RH hangs.