reduced skirt line count as there is also minimum length

resources/definitions/anycubic_i3_mega_s.def.json

@@ -113,7 +113,7 @@
         "adhesion_type": { "value": "'none' if support_enable else 'skirt'" },
         "brim_replaces_support": { "value": false },
         "skirt_gap": { "value": 5.0 },
-        "skirt_line_count": { "value": 4 },
+        "skirt_line_count": { "value": 2 },
 
         "meshfix_maximum_deviation": { "value": 0.05 },
         "support_angle": { "value": "math.floor(math.degrees(math.atan(line_width / 2.0 / layer_height)))" },