Remove nonsensical warning values for prime tower position

I discovered this during work on CURA-3521.

resources/definitions/fdmprinter.def.json

@@ -4390,8 +4390,6 @@
                     "unit": "mm",
                     "enabled": "resolveOrValue('prime_tower_enable')",
                     "default_value": 200,
-                    "minimum_value_warning": "-1000",
-                    "maximum_value_warning": "1000",
                     "maximum_value": "machine_width / 2 if machine_center_is_zero else machine_width",
                     "minimum_value": "resolveOrValue('prime_tower_size') - machine_width / 2 if machine_center_is_zero else resolveOrValue('prime_tower_size')",
                     "settable_per_mesh": false,
@@ -4405,8 +4403,6 @@
                     "unit": "mm",
                     "enabled": "resolveOrValue('prime_tower_enable')",
                     "default_value": 200,
-                    "minimum_value_warning": "-1000",
-                    "maximum_value_warning": "1000",
                     "maximum_value": "machine_depth / 2 - resolveOrValue('prime_tower_size') if machine_center_is_zero else machine_depth - resolveOrValue('prime_tower_size')",
                     "minimum_value": "machine_depth / -2 if machine_center_is_zero else 0",
                     "settable_per_mesh": false,