Remove removed prime tower settings

The prime tower is now always circular. This fixes a unit test.

resources/quality/tizyx/tizyx_evy_dual/tizyx_evy_dual_global_Flex_Only_Quality.inst.CFG

@@ -30,7 +30,6 @@ material_print_temperature = =default_material_print_temperature
 material_initial_print_temperature = =material_print_temperature 
 material_final_print_temperature = =material_print_temperature 
 support_enable = True
-prime_tower_circular = True
 prime_tower_enable = True
 prime_tower_position_x = 127.5
 prime_tower_position_y = =math.ceil(250-prime_tower_size)

resources/quality/tizyx/tizyx_evy_dual/tizyx_evy_dual_global_PVA_Quality.inst.cfg

@@ -15,7 +15,6 @@ adhesion_extruder_nr = 0
 adhesion_type = skirt
 layer_height = 0.2
 layer_height_0 = 0.25
-prime_tower_circular = True
 prime_tower_enable = True
 prime_tower_position_x = 127.5
 prime_tower_position_y = =math.ceil(250-prime_tower_size)