config: Don't use arduino mega aliases in example config files

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

config/generic-gt2560.cfg

@@ -5,49 +5,49 @@
 # See docs/Config_Reference.md for a description of parameters.
 
 [stepper_x]
-step_pin: ar25
-dir_pin: ar23
-enable_pin: !ar27
+step_pin: PA3
+dir_pin: PA1
+enable_pin: !PA5
 microsteps: 16
 rotation_distance: 40
-endstop_pin: ^ar22
+endstop_pin: ^PA0
 position_endstop: 0
 position_max: 200
 homing_speed: 30
 
 [stepper_y]
-step_pin: ar31
-dir_pin: ar33
-enable_pin: !ar29
+step_pin: PC6
+dir_pin: PC4
+enable_pin: !PA7
 microsteps: 16
 rotation_distance: 40
-endstop_pin: ^ar26
+endstop_pin: ^PA4
 position_endstop: 0
 position_max: 200
 homing_speed: 30
 
 [stepper_z]
-step_pin: ar37
-dir_pin: !ar39
-enable_pin: !ar35
+step_pin: PC0
+dir_pin: !PG2
+enable_pin: !PC2
 microsteps: 16
 rotation_distance: 8
-endstop_pin: ^ar30
+endstop_pin: ^PC7
 position_endstop: 0
 position_max: 200
 position_min: 0.0
 
 [extruder]
-step_pin: ar43
-dir_pin: ar45
-enable_pin: !ar41
+step_pin: PL6
+dir_pin: PL4
+enable_pin: !PG0
 microsteps: 16
 rotation_distance: 33.500
 nozzle_diameter: 0.4
 filament_diameter: 1.750
-heater_pin: ar2
+heater_pin: PE4
 sensor_type: ATC Semitec 104GT-2
-sensor_pin: analog8
+sensor_pin: PK0
 min_temp: 0
 max_temp: 250
 control: pid
@@ -56,9 +56,9 @@ pid_ki: 1.774
 pid_kd: 125.159
 
 [heater_bed]
-heater_pin: ar4
+heater_pin: PG5
 sensor_type: ATC Semitec 104GT-2
-sensor_pin: analog10
+sensor_pin: PK2
 min_temp: 0
 max_temp: 120
 control: pid
@@ -67,11 +67,10 @@ pid_ki: 2.898
 pid_kd: 342.787
 
 [fan]
-pin: ar7
+pin: PH4
 
 [mcu]
 serial: /dev/ttyUSB0
-pin_map: arduino
 
 [printer]
 kinematics: cartesian
@@ -82,11 +81,11 @@ max_z_accel: 500
 
 [display]
 lcd_type: hd44780
-rs_pin: ar20
-e_pin: ar17
-d4_pin: ar16
-d5_pin: ar21
-d6_pin: ar5
-d7_pin: ar6
-encoder_pins: ^ar42, ^ar40
-click_pin: ^!ar19
+rs_pin: PD1
+e_pin: PH0
+d4_pin: PH1
+d5_pin: PD0
+d6_pin: PE3
+d7_pin: PH3
+encoder_pins: ^PL7, ^PG1
+click_pin: ^!PD2