Tune stepper motor configurations for accuracy & noise

Add or update the following lines in the stanzas shown (leaving other lines in existing stanzas.)

[stepper_x]
microsteps: 64

[stepper_y]
microsteps:64

[stepper_z]
microsteps: 32	

[tmc2209 stepper_x]
interpolate: False

[tmc2209 stepper_y]
interpolate: False

[tmc2209 stepper_z]
interpolate: False
stealthchop_threshold: 120

[exclude_object]
# make sure stanza exists yet can be empty

[gcode_arcs]
resolution: 0.1