1. add gcode command for void printing detection
2. fix the issue that the toolhead is not at excess chute position when
smooth timelapse ends, by adding 2s pause after M991 command.
Jira: STUDIO-1996
Change-Id: I40cf16116e742744cea9bd90969e556a9ea2b2f1
(cherry picked from commit 2fbf7ffe6b1bd8850a76e229ff91750c689721b9)
hrc determine which filament could be printed by the nozzle
if the filament required hrc smaller than the nozzle hrc
the fillament could be printed
either of it be zero means use other printers
or user want to print it anyway
Signed-off-by: qing.zhang <qing.zhang@bambulab.com>
Change-Id: Ic32dfaed4f9c80774a670c362de612254f3a5ed0
