fix cura 5.13 config issues

03-cura/01-configuration/definitions/flsun_v400.def.json

@@ -20,7 +20,7 @@
 			-40.6455,
 			-43.5
 		],
-		"preferred_variant_name": "0.4mm",
+		"preferred_variant_name": "0.4",
 		"preferred_quality_type": "draft",
 		"variants_name": "Nozzle Size"
 	},

03-cura/01-configuration/quality/PETG/0.4/flsun_v400_0.4_PETG_Draft_Print.inst.cfg

@@ -9,7 +9,7 @@ type = quality
 quality_type = draft
 weight = -2
 material = generic_petg
-variant = 0.4mm
+variant = 0.4
 
 [values]
 # Quality

03-cura/01-configuration/quality/PLA/0.4/flsun_v400_0.4_PLA_Draft_Print.inst.cfg

@@ -9,7 +9,7 @@ type = quality
 quality_type = draft
 weight = -2
 material = generic_pla
-variant = 0.4mm
+variant = 0.4
 
 [values]
 # Quality

03-cura/01-configuration/variants/flsun_v400_0.4.inst.cfg

@@ -1,5 +1,5 @@
 [general]
-name = 0.4mm
+name = 0.4
 version = 4
 definition = flsun_v400