### Godot version

v4.2.rc2.official [1ba920fad]

### System information

Godot v4.2.rc2 - macOS 14.1.1 - Vulkan (Forward+) - integrated Apple M1 - Apple M1 (8 Threads)

### Issue description

Crash when trying to use "cell_quadrant_size".

The same project works without problems in 4.1.3

### Steps to reproduce

Open the attached project and run it, it'll crash. "Invalid get index"
![スクリーンショット 2023-11-27 16 35 07](https://github.com/godotengine/godot/assets/106015575/50d38ceb-0e6e-49bc-96dc-60abd1d2b6c0)

Here is what the same project looks like when launched from 4.1.3:
![image](https://github.com/godotengine/godot/assets/106015575/4e7e1f1a-ad5b-40ab-90ae-35130c803f09)

### Minimal reproduction project

[engage bug 03.zip](https://github.com/godotengine/godot/files/13471828/engage.bug.03.zip)

(source_id != TileSet::INVALID_SOURCE || atlas_coords != TileSetSource::INVALID_ATLAS_COORDS || alternative_tile != TileSetSource::INVALID_TILE_ALTERNATIVE)) {
		source_id = TileSet::INVALID_SOURCE;
		atlas_coords = TileSetSource::INVALID_ATLAS_COORDS;
		alternative_tile = TileSetSource::INVALID_TILE_ALTERNATIVE;
	}
	if (!E) {
		if (source_id == TileSet::INVALID_SOURCE) {
			return; 
		}
		
		CellData new_cell_data;
		new_cell_data.coords = pk;
		E = tile_map.insert(pk, new_cell_data);
	} else {
		if (E->value.cell.source_id == source_id && E->value.cell.get_atlas_coords() == atlas_coords && E->value.cell.alternative_tile == alternative_tile) {
			return; 
		}
	}
	TileMapCell &c = E->value.cell;
	c.source_id = source_id;
	c.set_atlas_coords(atlas_coords);
	c.alternative_tile = alternative_tile;
	
	if (!E->value.dirty_list_element.in_list()) {
		dirty.cell_list.add(&(E->value.dirty_list_element));
	}
	tile_map_node->queue_internal_update();
	used_rect_cache_dirty = true;
}
void TileMapLayer::erase_cell(const Vector2i &p_coords) {