test: Update test cases to use rotation_distance

Remove all users of step_distance from test configs.

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

test/klippy/tmc.cfg

@@ -4,14 +4,14 @@
 step_pin: PC0
 dir_pin: PL0
 enable_pin: !PA7
-step_distance: .005
+microsteps: 16
+rotation_distance: 40
 endstop_pin: tmc2130_stepper_x:virtual_endstop
 position_endstop: 0
 position_max: 250
 
 [tmc2130 stepper_x]
 cs_pin: PG0
-microsteps: 16
 run_current: .5
 sense_resistor: 0.220
 diag1_pin: !PK2
@@ -19,12 +19,12 @@ diag1_pin: !PK2
 [stepper_x1]
 step_pin: PC3
 dir_pin: PL6
-step_distance: .005
+microsteps: 16
+rotation_distance: 40
 endstop_pin: ^PB6
 
 [tmc2130 stepper_x1]
 cs_pin: PG1
-microsteps: 16
 run_current: .5
 sense_resistor: 0.220
 diag1_pin: !PK2
@@ -32,14 +32,14 @@ diag1_pin: !PK2
 [stepper_y]
 step_pin: PC1
 dir_pin: !PL1
-step_distance: .005
+microsteps: 16
+rotation_distance: 40
 endstop_pin: tmc5160_stepper_y:virtual_endstop
 position_endstop: 0
 position_max: 210
 
 [tmc5160 stepper_y]
 cs_pin: PG2
-microsteps: 16
 run_current: .5
 sense_resistor: 0.220
 diag1_pin: !PK7
@@ -47,27 +47,27 @@ diag1_pin: !PK7
 [stepper_y1]
 step_pin: PA4
 dir_pin: PA6
-step_distance: .005
+microsteps: 16
+rotation_distance: 40
 endstop_pin: tmc2209_stepper_y1:virtual_endstop
 
 [tmc2209 stepper_y1]
 uart_pin: PA5
 diag_pin: PH6
-microsteps: 16
 run_current: .5
 sense_resistor: 0.075
 
 [stepper_z]
 step_pin: PC2
 dir_pin: PL2
-step_distance: .0025
+microsteps: 16
+rotation_distance: 8
 endstop_pin: ^PB4
 position_endstop: 0.5
 position_max: 200
 
 [tmc2208 stepper_z]
 uart_pin: PK5
-microsteps: 16
 run_current: .5
 sense_resistor: 0.220
 
@@ -75,12 +75,12 @@ sense_resistor: 0.220
 step_pin: PB5
 dir_pin: PK6
 enable_pin: !PH5
-step_distance: .0025
+microsteps: 16
+rotation_distance: 8
 endstop_pin: ^PH3
 
 [tmc2660 stepper_z1]
 cs_pin: PK1
-microsteps: 16
 run_current: .5
 sense_resistor: 0.220