UnsafeValues#loadAdvancement doesn't calculate correct position for new advancement

[Machine-Maker]

Expected behavior

Either documentation or behavior regarding the position of any new advancement on the advancements screen.

Observed/Actual behavior

Any new advancement loaded via UnsafeValues#loadAdvancement is positioned in the top left (0, 0).

Steps/models to reproduce

this.getServer().getUnsafe().loadAdvancement(
    NamespacedKey.minecraft("adventure/spyglass_at_pig"),
    """
    {
      "parent": "minecraft:adventure/spyglass_at_parrot",
      "criteria": {
        "spyglass_at_pig": {
          "conditions": {
            "item": {
              "items": [
                "minecraft:spyglass"
              ]
            },
            "player": [
              {
                "condition": "minecraft:entity_properties",
                "entity": "this",
                "predicate": {
                  "type_specific": {
                    "type": "player",
                    "looking_at": {
                      "type": "minecraft:pig"
                    }
                  }
                }
              }
            ]
          },
          "trigger": "minecraft:using_item"
        }
      },
      "display": {
        "announce_to_chat": true,
        "description": {
          "text": "P I G"
        },
        "frame": "task",
        "hidden": false,
        "icon": {
          "item": "minecraft:spyglass"
        },
        "show_toast": true,
        "title": {
          "text": "Is It a Pig?"
        }
      },
      "requirements": [
        [
          "spyglass_at_pig"
        ]
      ]
    }
    """
);

Observe in the advancements display in the Adventure tab that the advancement is at the top left

Plugin and Datapack List

Test plugin to add advancement

Paper version

7e5dd92

Other

No response