Fix typos

Found via `codespell -q 3 -S *.po,*.pot -L childs,initialy,lod,ned,te,slicable,sur,tutoriels,wont`

resources/definitions/creality_ender6.def.json

@@ -5,7 +5,7 @@
     "overrides": {
         "machine_name": { "default_value": "Creality Ender-6" },
         "machine_start_gcode": { "default_value": "\nG28 ;Home\n\nG92 E0 ;Reset Extruder\nG1 Z2.0 F3000 ;Move Z Axis up\nG1 X10.1 Y20 Z0.28 F5000.0 ;Move to start position\nG1 X10.1 Y200.0 Z0.28 F1500.0 E15 ;Draw the first line\nG1 X10.4 Y200.0 Z0.28 F5000.0 ;Move to side a little\nG1 X10.4 Y20 Z0.28 F1500.0 E30 ;Draw the second line\nG92 E0 ;Reset Extruder\nG1 Z2.0 F3000 ;Move Z Axis up\n"},
-        "machine_end_gcode": { "default_value": "G91 ;Relative positionning\nG1 E-2 F2700 ;Retract a bit\nG1 E-2 Z0.2 F2400 ;Retract and raise Z\nG1 X5 Y5 F3000 ;Wipe out\nG1 Z10 ;Raise Z more\nG90 ;Absolute positionning\n\nG28 X Y ;Present print\nM106 S0 ;Turn-off fan\nM104 S0 ;Turn-off hotend\nM140 S0 ;Turn-off bed\n\nM84 X Y E ;Disable all steppers but Z\n" },
+        "machine_end_gcode": { "default_value": "G91 ;Relative positioning\nG1 E-2 F2700 ;Retract a bit\nG1 E-2 Z0.2 F2400 ;Retract and raise Z\nG1 X5 Y5 F3000 ;Wipe out\nG1 Z10 ;Raise Z more\nG90 ;Absolute positioning\n\nG28 X Y ;Present print\nM106 S0 ;Turn-off fan\nM104 S0 ;Turn-off hotend\nM140 S0 ;Turn-off bed\n\nM84 X Y E ;Disable all steppers but Z\n" },
         "machine_width": { "default_value": 260 },
         "machine_depth": { "default_value": 260 },
         "machine_height": { "default_value": 400 },