Block `SAVE CONFIG` gets added twice to end of `printer.cfg`

[Galloant]

When running openorangestorm and selecting option 1) Install/Update OpenNept4une printer.cfg, the SAVE CONFIG section gets added twice resulting in klipper not connecting:

#*# <---------------------- SAVE_CONFIG ---------------------->
#*# DO NOT EDIT THIS BLOCK OR BELOW. The contents are auto-generated.
#*#
#*# [extruder]
#*# control :pid
#*# pid_kp : 26.213 
#*# pid_ki : 1.304
#*# pid_kd : 131.721

#*# <---------------------- SAVE_CONFIG ---------------------->
#*# DO NOT EDIT THIS BLOCK OR BELOW. The contents are auto-generated.
#*#
#*# [extruder]
#*# control :pid
#*# pid_kp : 26.213 
#*# pid_ki : 1.304
#*# pid_kd : 131.721

[Galloant]

Completed in request #10