Fix hotend offset report in M503

Enhance findMissingTranslations, format the output

[LANGUAGE] Update Czech (Case light)

Update language_de.h

Added missing translations

Follow-up to #5330

Grammar corrections

Allow case light pin to be active low

Allow UART ISRs inside the stepper ISR

Fix redraw in SD Card menus

Fix for the PR #5072 (Add predefined AUTO_FAN_PINs to pins files), etc

Fix compile without ENABLE_LEVELING_FADE_HEIGHT

Support for an RGB LED using 3 pins

・Update forgotten Configuration_adv.h of Felix\DUAL and K8400\Dual-head

・Make descriptions the same as others

Adding ukrainian language support

Suppress warning

to capture chars at UART at 250000 baud.

Support for COREYX, COREZX, COREZY

Improvement for ENSURE_SMOOTH_MOVES

Add a fade factor for mesh leveling

Keep drawing menu unless screen changes

Refine material heatup menu items

Fix and optimize case-light code

MENU_HOLLOW_FRAME for the menu screens

MENU_HOLLOW_FRAME for the menu screens and
some pixel shifting to optimize the look with tall fonts. (cn)

Not more then 4 stripes for u8g-devices

To optimise speed.
Costs well invested 128Byte of RAM.

Optimize graphical display with selective rendering