fix parsing error

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

@@ -35,10 +35,10 @@ wall_distribution_count = 2
 wall_0_wipe_dist = =machine_nozzle_size * 2
 optimize_wall_printing_order = True
 # wall oder
-inset_direction = inside_out
+inset_direction = ='inside_out'
 # print thin walls
 fill_outline_gaps = True
-z_seam_type = sharpest_corner
+z_seam_type = ='sharpest_corner'
 
 # Top/Bottom
 # extra skin wall count
@@ -141,7 +141,7 @@ support_angle = 60
 
 # Build Plate Adhesion
 prime_blob_enable = False
-adhesion_type = skirt
+adhesion_type = ='skirt'
 skirt_line_count = 3
 skirt_gap = 3
 skirt_brim_minimal_length = 300