config: Update example configs to use rotation_distance

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

config/printer-twotrees-sapphire-plus-2020.cfg

@@ -21,7 +21,8 @@
 step_pin: PE3
 dir_pin: !PE2
 enable_pin: !PE4
-step_distance: .01
+microsteps: 16
+rotation_distance: 32
 endstop_pin: !PA15
 position_endstop: 0
 position_max: 300
@@ -31,7 +32,8 @@ homing_speed: 50
 step_pin: PE0
 dir_pin: !PB9
 enable_pin: !PE1
-step_distance: .01
+microsteps: 16
+rotation_distance: 32
 endstop_pin: !PA12
 position_endstop: 300
 position_max: 300
@@ -41,7 +43,8 @@ homing_speed: 50
 step_pin: PB5
 dir_pin: PB4
 enable_pin: !PB8
-step_distance: .0025
+microsteps: 16
+rotation_distance: 8
 endstop_pin: !PA11
 position_endstop: 0
 position_max: 340
@@ -50,14 +53,16 @@ position_max: 340
 step_pin: PA6
 dir_pin: PA1
 enable_pin: !PA3
-step_distance: .0025
+microsteps: 16
+rotation_distance: 8
 endstop_pin: !PC4
 
 [extruder]
 step_pin: PD6
 dir_pin: !PD3
 enable_pin: !PB3
-step_distance: .0021
+microsteps: 16
+rotation_distance: 6.720
 nozzle_diameter: 0.400
 filament_diameter: 1.750
 heater_pin: PC3