Fix #8901

Now the USB MSD can transfer at 750k/s. Previously, it was 500k/s. I think this is the maximum achievable speed using Sw SPI.

…and show bed level indicator at the position of the [H] icon, when a heated bed exists.

For parity with #8911

* Use NOZZLE_PARK_FEATURE for ADVANCED_PAUSE_FEATURE

adds setup for the original Radds Display+Controller+SD Card Reader PCB
http://doku.radds.org/dokumentation/lcd-display/

This reverts commit 4e891e9f.